retroforth/doc/words.tsv
crc be7ed254fa update release notes, glossary
FossilOrigin-Name: 9b404145f6397de19857415ca9143fc13697702f24b9939eb343a83525a94a8d
2020-01-15 13:32:51 +00:00

60 KiB

1RewriteUnderscores-a--Variable. When set to `TRUE`, RETRO will replace underscores in strings with spaces. When `FALSE`, RETRO does not.class:data{n/a}{n/a}globalall
2STRINGS-a--Return the address of the start of the temporary string pool. This can be altered by changing the values of `TempStrings` and `TempStringMax`.class:word{n/a}{n/a}globalall
3ScopeList-a--Variable. This holds some information used by `{{` and `}}`.class:data{n/a}{n/a}globalall
4TIB-a--Constant. Returns a pointer to the text input buffer.class:data{n/a}{n/a}globalrre
5TRUE-n--Returns `-1`, the value used to indicate a TRUE result.class:word{n/a}{n/a}globalall
6TempStringMax-a--Variable. Holds the maximum length of a temporary string.class:data{n/a}{n/a}globalall
7TempStrings-a--Variable. Holds the number of temporary strings.class:data{n/a}{n/a}globalall
8Version-a--Variable. This stores the version number.class:data{n/a}{n/a}globalall
9[---Begin a quotation.class:macro{n/a}{n/a}globalall
10]---End a quotation.class:macro{n/a}{n/a}globalall
11a:-eq?aa-f--Compare all values in the array. Return `FALSE` if all values are equal or `TRUE` otherwise. This assumes the array contains only numeric values.class:word{n/a}{n/a}aall
12a:appendaa-a--Return a new array consisting of the values in a1 followed by the values in a2.class:word{n/a}{n/a}aall
13a:begins-with?aa-f--Return `TRUE` if a1 begins with a2 or `FALSE` otherwise.class:word{n/a}{n/a}aall
14a:chopa-a--Return a new array containing all but the last value in the source array.class:word{n/a}{n/a}aall
15a:contains-string?sa-f--Return `TRUE` if the string value is in the array or`FALSE` otherwise.class:word{n/a}{n/a}aall
16a:contains?na-f--Return `TRUE` if the value is in the array or `FALSE` otherwise.class:word{n/a}{n/a}aall
17a:copyaa---Copy an array (a1) to a destination (a2).class:word{n/a}{n/a}aall
18a:counted-resultsq-a--Run a quote and construct a new array from the returned values. The quote should return the values and the number of values to put into the array.class:word{n/a}{n/a}aall
19a:dupa-b--Make a copy of an array. Return the address of the copy.class:word{n/a}{n/a}aall
20a:ends-with?aa-f--Return `TRUE` if a1 ends with a2 or `FALSE` otherwise.class:word{n/a}{n/a}aall
21a:eq?aa-f--Compare all values in the array. Return `TRUE` if all values are equal or `FALSE` otherwise. This assumes the array contains only numeric values.class:word{n/a}{n/a}aall
22a:fetchan-n--Fetch the value stored at the specified index in the specified array.class:word { #0 #1 #3 } #2 a:fetch{n/a}aall
23a:filteraq-b--For each item in the initial array, run the specified quote. If the quote returns `TRUE`, copy the item into a new array. If `FALSE`, discard it. Returns a pointer to the new array.class:word{n/a}{n/a}aall
24a:for-eachaq---Execute the quote once for each item in the array.class:word{n/a}{n/a}aall
25a:from-strings-a--Create a new array with the characters in the source string.class:word{n/a}{n/a}aall
26a:index-ofan-n--Return the location of the first instance of the specified value in the array.class:word{n/a}{n/a}aall
27a:leftan-a--Return a new array containing the first `n` values from the source array.class:word{n/a}{n/a}aall
28a:lengtha-n--Return the length of a array.class:word{n/a}{n/a}aall
29a:makeq-a--Execute quote. Return a new array containing the values the quote leaves on the stack. This is identical to doing `a:counted-results a:reverse`class:word{n/a}{n/a}aall
30a:mapaq-b--Execute quote once for each item in the array. Constructs a new array from the value returned by the quote.class:word{n/a}{n/a}aall
31a:middleafl-a--Extract a new array from the middle of the specified array. This will take the values starting at `f` and extend to the `l` last value.class:word{n/a}{n/a}aall
32a:prependaa-a--Return a new array consisting of the values in a2 followed by the values in a1.class:word{n/a}{n/a}aall
33a:reducepnq-n--Takes an array, a starting value, and a quote. This will apply the quote to each item in the array; the quote should consume two values and return one.class:word{n/a}{n/a}aall
34a:reversea-b--Reverse the order of items in a array. This will return a new array.class:word{n/a}{n/a}aall
35a:rightan-a--Return a new array containing the specified number of values from the right side of the array.class:word{n/a}{n/a}aall
36a:storevna---Store a value into the array at the specified index.class:word #3 { #0 #1 #2 } #1 a:store{n/a}aall
37a:than-b--Return the actual address of the `n`th item in the array.class:word{n/a}{n/a}aall
38a:to-stringa-s--Create a new string from the provided array. This string will be stored in the temporal string buffers.class:word{n/a}{n/a}aall
39again---Close an unconditional loop. Branches back to the prior `repeat`.class:macro{n/a}{n/a}globalall
40allotn---Allocate the specified number of cells from the `Heap`.class:word 'Buffer d:create #100 allot{n/a}globalall
41andnm-o--Perform a bitwise AND operation between the two provided values.class:primitive{n/a}{n/a}globalall
42as{-f--Begin an assembly section. Deprecated; will be removed in 2020.class:macro{n/a}{n/a}globalall
43banner---Display a welcome message on startup.class:word{n/a}{n/a}globalrre{n/a}
44bixqq-?--Execute q1 against x, then execute q2 against a copy of x.class:word #100 [ #10 * ] [ #10 - ] bi{n/a}globalall
45bi*xyqq-?--Execute q1 against x and q2 against y.class:word #10 #20 [ #2 * ] [ #10 / ] bi*{n/a}globalall
46bi@xyq-?--Execute q against x, then execute q against y.class:word #10 #20 [ #3 * ] bi@{n/a}globalall
47buffer:addn---Append a value to the current buffer.class:word{n/a}{n/a}bufferall
48buffer:empty---Reset the current buffer to an empty state.class:word{n/a}{n/a}bufferall
49buffer:end-a--Return a pointer to the current end of the active buffer.class:word{n/a}{n/a}bufferall
50buffer:get-n--Remove the last value from the current buffer.class:word{n/a}{n/a}bufferall
51buffer:preserveq---Save and restore the current buffer before and after executing the specified quote.class:word{n/a}{n/a}bufferall
52buffer:seta---Assign a new buffer as the current one.class:word{n/a}{n/a}bufferall
53buffer:size-n--Return the number of cells in the buffer.class:word{n/a}{n/a}bufferall
54buffer:start-a--Return the start address of the current buffer.class:word{n/a}{n/a}bufferall
55bye---Exit RETRO.class:word{n/a}{n/a}globalrre
56c:-consonant?c-f--Return TRUE if character is a not consonant or FALSE otherwise.class:word{n/a}{n/a}call
57c:-digit?c-f--Return TRUE if character is a not numeric digit or FALSE otherwise.class:word{n/a}{n/a}call
58c:-lowercase?c-f--Return TRUE if character is not lowercase or FALSE otherwise.class:word{n/a}{n/a}call
59c:-uppercase?c-f--Return TRUE if character is not uppercase or FALSE otherwise.class:word{n/a}{n/a}call
60c:-visible?c-f--Return TRUE if character is not printable or FALSE otherwise.class:word{n/a}{n/a}call
61c:-vowel?c-f--Return TRUE if character is not a vowel or FALSE otherwise.class:word{n/a}{n/a}call
62c:-whitespace?c-f--Return TRUE if character is not whitespace, or FALSE otherwise.class:word{n/a}{n/a}call
63c:consonant?c-f--Return TRUE if character is a consonant or FALSE otherwise.class:word{n/a}{n/a}call
64c:digit?c-f--Return TRUE if character is a numeric digit or FALSE otherwise.class:word{n/a}{n/a}call
65c:get-c--Read a single keypress.class:word{n/a}{n/a}globalrre
66c:letter?c-f--Return TRUE if character is an ASCII letter or FALSE otherwise.class:word{n/a}{n/a}call
67c:lowercase?c-f--Return TRUE if character is lowercase or FALSE otherwise.class:word{n/a}{n/a}call
68c:putc---Display a single character.class:word{n/a}{n/a}globalall
69c:to-lowerc-c--Convert character to lowercase equivalent.class:word{n/a}{n/a}call
70c:to-numberc-n--Convert an ASCII digit character into the corresponding decimal valueclass:word{n/a}{n/a}globalall
71c:to-stringc-s--Convert character into a string.class:word{n/a}{n/a}call
72c:to-upperc-c--Convert character to uppercase equivalent.class:word{n/a}{n/a}call
73c:toggle-casec-c--Convert an ASCII character to the opposite case.class:word{n/a}{n/a}call
74c:uppercase?c-f--Return TRUE if character is uppercase or FALSE otherwise.class:word{n/a}{n/a}call
75c:visible?c-f--Return TRUE if character is printable or FALSE otherwise.class:word{n/a}{n/a}call
76c:vowel?c-f--Return TRUE if character is a vowel or FALSE otherwise.class:word{n/a}{n/a}call
77c:whitespace?c-f--Return TRUE if character is whitespace, or FALSE otherwise.class:word{n/a}{n/a}call
78calla---Call a function.class:primitive{n/a}{n/a}globalall
79casenmq- || nmq-n--If `n` is equal to `m`, drop both and execute the specified quote before exiting the calling word. If not equal, leave `n` on the stack and let execution continue.class:word{n/a}{n/a}globalall
80choosefqq---Execute q1 if the flag is true (-1) or q2 if the flag is false (0). Only these flags are valid when using `choose`; passing other values as flags will result in memory corruption.class:word{n/a}{n/a}globalall
81class:datan- || n-n--Class handler for data structures.Keep the address or value on the stack.Compile the value or address as a literal into the current definition.class:word{n/a}{n/a}classall
82class:macroa---Class handler for compiler macros (immediate words)Execute the function at the provided address.Execute the function at the provided address.class:word{n/a}{n/a}classall
83class:primitivea---Class handler for primitive words (words which map to Nga instructions)Execute the function.Compile the machine code in the definiton into the current definition.class:word{n/a}{n/a}classall
84class:worda---Class handler for normal words.Execute the function at the provided address.Compile a call to the specified address into the current definition.class:word{n/a}{n/a}classall
85clear---Clear the display.class:word{n/a}{n/a}globalrre
86clock:day-n--Return the current day.class:word{n/a}{n/a}clockiOS, rre
87clock:hour-n--Return the current hour. This will be in the range of 0-23, inclusive.class:word{n/a}{n/a}clockiOS, rre
88clock:minute-n--Return the current minute. This will be in the range of 0-59, inclusive.class:word{n/a}{n/a}clockiOS, rre
89clock:month-n--Return the current month. This will be in the range of 1-12, inclusive.class:word{n/a}{n/a}clockiOS, rre
90clock:second-n--Return the current second. This will be in the range of 0-59, inclusive.class:word{n/a}{n/a}clockiOS, rre
91clock:timestamp-n--Return a host specific timestamp. In the standard system, this is a 32-bit Unix timestamp, but this is not required.class:word{n/a}{n/a}clockrre
92clock:utc:day-n--Return the current day in UTC.class:word{n/a}{n/a}clockiOS, rre
93clock:utc:hour-n--Return the current hour in UTC.class:word{n/a}{n/a}clockiOS, rre
94clock:utc:minute-n--Return the current minute in UTC.class:word{n/a}{n/a}clockiOS, rre
95clock:utc:month-n--Return the current month in UTC.class:word{n/a}{n/a}clockiOS, rre
96clock:utc:second-n--Return the current second in UTC.class:word{n/a}{n/a}clockiOS, rre
97clock:utc:year-n--Return the current year in UTC.class:word{n/a}{n/a}clockiOS, rre
98clock:year-n--Return the current year.class:word{n/a}{n/a}clockiOS, rre
99compile:calla---Compile a call to the specified address into the current definition.class:word{n/a}{n/a}compileall
100compile:jumpa---Compile a jump to the specified address into the current definition.class:word{n/a}{n/a}compileall
101compile:litn---Compile the code to push a number to the stack into the current definition.class:word{n/a}{n/a}compileall
102compile:ret---Compile a return instruction into the current definition.class:word{n/a}{n/a}compileall
103compiling?-f--Return `TRUE` if compiler is on or `FALSE` otherwise.class:word{n/a}{n/a}globalall
104constns---Create a constant returning the specified value.class:word{n/a}{n/a}globalall
105copysdl---Copy `l` cells from memory at `s` to the memory at `d`. These should not overlap.class:word{n/a}{n/a}globalall
106currynq-q--Bind a value to a function and return a new quote that calls the bound action.class:word{n/a}{n/a}globalall
107dn---Inline a numeric value to the current assembly segment.class:word{n/a}{n/a}globalall
108d:add-headersaa---Create a header. Provide a string (s) for the name, a pointer to the class handler (a1) and a pointer to the word definition (a2) Generally this won't be used directly.class:word{n/a}{n/a}dall
109d:classd-a--Given a dictionary header, return the class field.class:word{n/a}{n/a}dall
110d:creates---Create a new dictionary header named the specified string. The new header will point to `here` and have a class of `class:data`.class:word{n/a}{n/a}dall
111d:for-eachq---Execute the specified quote once for each header in the dictionary. Before running the quote, this also pushes a pointer to the header onto the stack.class:word{n/a}{n/a}dall
112d:last-d--Return the most recent dictionary header.class:word{n/a}{n/a}dall
113d:last<class>-a--Return a pointer to the class field of the most recent dictionary header.class:word{n/a}{n/a}dall
114d:last<name>-s--Return a pointer to the name field of the most recent dictionary header.class:word{n/a}{n/a}dall
115d:last<xt>-a--Return a pointer to the xt field of the most recent dictionary header.class:word{n/a}{n/a}dall
116d:linkd-a--Given a dictionary header, return the link field.class:word{n/a}{n/a}dall
117d:lookups-d--Lookup the specified name in the dictionary and return a pointer to its dictionary header. This returns zero if the word is not found.class:word{n/a}{n/a}dall
118d:lookup-xta-d--Lookup the specified address in the dictionary and return a pointer to its dictionary header. This returns zero if the word is not found.class:word{n/a}{n/a}dall
119d:named-s--Given a dictionary header, return the name field.class:word{n/a}{n/a}dall
120d:words---Display a list of all named items in the `Dictionary`.class:word{n/a}{n/a}drre
121d:words-beginning-withs---Display a list of all named items in the `Dictionary` that begin with the provided substring.class:word{n/a}{n/a}drre
122d:words-withs---Display a list of all named items in the `Dictionary` that contain the provided substring.class:word{n/a}{n/a}drre
123d:xtd-a--Given a dictionary header, return the xt field.class:word{n/a}{n/a}dall
124data---Change the class of the most recently defined word to `class:data`.class:word{n/a}{n/a}globalall
125depth-n--Return the number of items on the stack.class:word{n/a}{n/a}globalall
126dipnq-n--Temporarily remove n from the stack, execute the quotation, and then restore n to the stack.class:word{n/a}{n/a}globalall
127doesq---Attach an action to the most recently created word. This is used in a manner similar to CREATE/DOES> in traditional Forth.class:word{n/a}{n/a}globalall
128dropn---Discard the top value on the stack.class:primitive{n/a}{n/a}globalall
129drop-pairnn---Remove top two items on the stack.class:word{n/a}{n/a}globalall
130dump-stack---Display the items on the data stack.class:word{n/a}{n/a}globalall
131dupn-nn--Duplicate the top item on the stack.class:primitive{n/a}{n/a}globalall
132dup-pairnm-nmnm--Duplicate the top two items on the stack.class:word{n/a}{n/a}globalall
133e:-INF-e--Constant. Negative infinity. For encoded floating point values.class:word{n/a}{n/a}erre{n/a}
134e:-inf?e-f--Is encoded value negative infinity?class:word{n/a}{n/a}erre{n/a}
135e:INF-e--Constant. Infinity. For encoded floating point values.class:word{n/a}{n/a}erre{n/a}
136e:MAX-e--Constant. Maximum value. For encoded floating point values.class:word{n/a}{n/a}erre
137e:MIN-e--Constant. Minimum value. For encoded floating point values.class:word{n/a}{n/a}erre{n/a}
138e:NAN-e--Constant. Not a Number. For encoded floating point values.class:word{n/a}{n/a}erre{n/a}
139e:clipe-E--Constrain the encoded value to the allowable range.class:word{n/a}{n/a}erre
140e:inf?e-f--Is encoded value infinity?class:word{n/a}{n/a}erre{n/a}
141e:max?e-f--Is encoded value at the maximum?class:word{n/a}{n/a}erre{n/a}
142e:min?e-f--Is encoded value at the minimum?class:word{n/a}{n/a}erre{n/a}
143e:n?e-f--Return `TRUE` if the encoded value is a valid number, or `FALSE` otherwise.class:word{n/a}{n/a}erre
144e:nan?e-f--Is encoded value a Nan?class:word{n/a}{n/a}erre{n/a}
145e:pute---Display an encoded number.class:word{n/a}{n/a}erre
146e:to-fe---nDecode an encoded floating point value.class:word{n/a}{n/a}erre
147e:zero?e-f--Return `TRUE` if the value is zero, or `FALSE` otherwise.class:word{n/a}{n/a}erre
148eq?nn-f--Compare two values for equality. Returns `TRUE` if they are equal or `FALSE` otherwise.class:primitive #1 #2 eq?\n $a $b eq?{n/a}globalall
149err:notfound---Error handler. Called when a word is not found by `interpret`.class:word{n/a}{n/a}errall
150f:*--FF-FMultiply two floating point numbers, returning the result.class:word .3.1415 .22 f:*{n/a}frre
151f:+--FF-FAdd two floating point numbers, returning the result.class:word .3.1 .22 f:+{n/a}frre
152f:---FF-FSubtract F2 from F1 returing the result.class:word .22.3 .0.12 f:-{n/a}frre
153f:-INF---nReturn a value corresponding to negative infinityclass:word{n/a}{n/a}frre
154f:-eq?-f-FF-Compare two floating point values for inequality. Returns `TRUE` if they are not equal or `FALSE` otherwise.class:word{n/a}{n/a}frre
155f:-inf?-f-F-Return `TRUE` if floating point value is -INF or `FALSE` otherwise.class:word{n/a}{n/a}frre
156f:/--FF-FDivide floating point value F1 by F2.class:word{n/a}{n/a}frre
157f:E---FReturn the floating point value for Euler's number.class:word{n/a}{n/a}frre
158f:E1---fHook. Return a constant used as the scaling factor for the e: words.class:word{n/a}{n/a}frre{n/a}
159f:INF---nReturn a value corresponding to positive infinityclass:word{n/a}{n/a}frre
160f:NAN---nReturn a value corresponding to NaNclass:word{n/a}{n/a}frre
161f:PI---FReturn the floating point value for PI.class:word{n/a}{n/a}frre
162f:abs--F-FReturn the absolute value for a floating point value.class:word{n/a}{n/a}frre
163f:acos--F-FReturn the arc cosine of a floating point number.class:word{n/a}{n/a}frre
164f:adepth-n--Return the number of items on the alternate floating point stack.class:word{n/a}{n/a}frre
165f:asin--F-FReturn the arc sine of a floating point number.class:word{n/a}{n/a}frre
166f:atan--F-FReturn the arc tangent of a floating point number.class:word{n/a}{n/a}frre
167f:between?-f-nlu-Return TRUE if number is between the lower (l) and upper (u) bounds. If not, return FALSE. This is inclusive of the limits.class:word .3 .1 .100 f:between?\n .100 .200 .300 f:between?{n/a}frre
168f:caseq--nm-nIf `n` is equal to `m`, drop both and execute the specified quote before exiting the calling word. If not equal, leave `n` on the stack and let execution continue.class:word{n/a}{n/a}frre
169f:ceiling--F-FReturn the smallest integral value greater than or equal to the specified value.class:word{n/a}{n/a}frre
170f:cos--F-FReturn the cosine of a floating point number.class:word{n/a}{n/a}frre
171f:dec--n-mDecrement n by one.class:word .100 f:dec{n/a}frre
172f:depth-n--Return the number of items on the floating point stack.class:word{n/a}{n/a}frre
173f:drop--F-Discard the top item on the floating point stack.class:word{n/a}{n/a}frre
174f:drop-pair--FF-Remove top two items on the stack.class:word{n/a}{n/a}frre
175f:dump-astack---Display the items on the alternate floating point stack.class:word{n/a}{n/a}frre
176f:dump-stack---Display the items on the floating point stack.class:word{n/a}{n/a}frre
177f:dup--F-FFDuplicate the top item on the floating point stack.class:word{n/a}{n/a}frre
178f:dup-pair--nm-nmnmDuplicate the top two items on the stack.class:word{n/a}{n/a}frre
179f:eq?-f-FF-Compare two floating point values for equality. Returns `TRUE` if they are equal or `FALSE` otherwise.class:word{n/a}{n/a}frre
180f:fetcha---nFetch a stored floating point value.class:word{n/a}{n/a}frre
181f:floor--F-FPerform a mathmatical floor operation on the floating point value.class:word{n/a}{n/a}frre
182f:gt?-f-FF-Compare two floating point values for greater than.class:word{n/a}{n/a}frre
183f:inc--n-mIncrement n by one.class:word .100 f:inc{n/a}frre
184f:inf?-f-F-Return `TRUE` if floating point value is INF or `FALSE` otherwise.class:word{n/a}{n/a}frre
185f:limit--nlu-mReturn n if it is within the lower (l) and upper (u) bounds. If outside the bounds, return the closes boundary value.class:word .-10 .5 .8 f:limit\n .10 .1 .15 f:limit{n/a}frre
186f:log--FF-FReturn log(F1) for base F2 for floating point values.class:word{n/a}{n/a}frre
187f:lt?-f-FF-Compare two floating point values for less than.class:word{n/a}{n/a}frre
188f:max--mn-oReturn the greater of two values.class:word .1 .7 f:max\n .-8 .-10 f:max{n/a}frre
189f:min--mn-oReturn the lesser of two values.class:word .1 .7 f:min\n .-8 .-10 f:min{n/a}frre
190f:nan?-f-F-Return `TRUE` if floating point value is NaN or `FALSE` otherwise.class:word{n/a}{n/a}frre
191f:negate--F-FInvert the sign of the floating point value.class:word .3.1415 f:negate{n/a}frre
192f:negative?-f-F-Return `TRUE` if floating point value is negative or `FALSE` if not.class:word{n/a}{n/a}frre
193f:nip--NM-MRemove the second item from the stack.class:word{n/a}{n/a}frre
194f:over--FG-FGFPut a copy of the second floating point value over the top one.class:word{n/a}{n/a}frre
195f:pop---FPop a floating point value from the alternate stack.class:word{n/a}{n/a}frre
196f:positive?-f-F-Return `TRUE` if floating point value is positive or `FALSE` otherwise.class:word{n/a}{n/a}frre
197f:power--FF-FReturn F1^F2 for floating point values.class:word{n/a}{n/a}frre
198f:push--F-Push a floating point value to an alternative stack.class:word{n/a}{n/a}frre
199f:put--F-Display a floating point number.class:word{n/a}{n/a}globalrre
200f:rot--abc-bcaRotate the top three values.class:word{n/a}{n/a}frre
201f:round--f-fRound a floating point value.class:word{n/a}{n/a}frre
202f:sign-n-F-Return 1 if the floating point value is positive or -1 if it is negative.class:word .3.1415 f:sign{n/a}frre
203f:signed-sqrt--F-FReturn the square root of a floating point number.class:word{n/a}{n/a}frre
204f:signed-square--f-fReturn the square of a floating point number.class:word{n/a}{n/a}frre
205f:sin--F-FReturn the sine of a floating point number.class:word{n/a}{n/a}frre
206f:sqrt--F-FReturn the square root of a floating point number.class:word{n/a}{n/a}frre
207f:square--f-fReturn the square of a floating point number.class:word{n/a}{n/a}frre
208f:storea--n-Store a floating point value to the specified memory location.class:word{n/a}{n/a}frre
209f:swap--FG-GFExchange the top and second items on the floating point stack.class:word{n/a}{n/a}frre
210f:tan--F-FReturn the tangent of a floating point number.class:word{n/a}{n/a}frre
211f:to-e-e-n-Encode the floating point value to an integer.class:word{n/a}{n/a}frre
212f:to-number-n-F-Convert a floating point value into a number.class:word{n/a}{n/a}frre
213f:to-string-s-F-Convert a floating point value into a string.class:word{n/a}{n/a}frre
214f:tuck--FG-GFGTuck a copy of the top floating point value under the second one.class:word{n/a}{n/a}frre
215fetcha-n--Fetch the value stored at the specified address.class:primitive &Version fetch{n/a}globalall
216fetch-nexta-an--Fetch the value stored at the specified address. Returns the next address and the value.class:word{n/a}{n/a}globalall
217file:A-n--Constant for opening a file in APPEND mode.class:data{n/a}{n/a}filerre
218file:R-n--Constant for opening a file in READ mode.class:data{n/a}{n/a}filerre
219file:R+-n--Constant for opening a file in READ & WRITE mode.class:data{n/a}{n/a}filerre
220file:W-n--Constant for opening a file in WRITE mode.class:data{n/a}{n/a}filerre
221file:closeh---Given a file handle, close the file.class:word{n/a}{n/a}filerre
222file:deletes---Delete the named file.class:word{n/a}{n/a}filerre
223file:exists?s-f--Given a file name, return `TRUE` if it exists or `FALSE` if it does not.class:word{n/a}{n/a}filerre
224file:flushh---Given a file handle, flush any pending writes to disk.class:word{n/a}{n/a}filerre
225file:for-each-linesq---Given a file name, open it and run the quote once for each line in the file.class:word{n/a}{n/a}filerre
226file:opensm-h--Open a named file (s) with the given mode (m). Returns a handle identifying the file.class:word '/etc/motd file:R file:open{n/a}filerre
227file:open<for-append>s-nn--Open a file for reading & writing. Returns the size (NOS) and a file ID (TOS)class:word{n/a}{n/a}filerre
228file:open<for-reading>s-nn--Open a file for reading. Returns the size (NOS) and a file ID (TOS)class:word{n/a}{n/a}filerre
229file:open<for-writing>s-n--Open a file for writing. Returns the file IDclass:word{n/a}{n/a}filerre
230file:readh-c--Given a file handle, read and return the next character in it.class:word{n/a}{n/a}filerre
231file:read-linef-s--Given a file handle, read a line and return a pointer to it.class:word{n/a}{n/a}filerre
232file:seeknh---Move the current offset into a file to the specified one.class:word{n/a}{n/a}filerre
233file:sizeh-n--Given a file handle, return the size of the file (in bytes).class:word{n/a}{n/a}filerre
234file:slurpas---Given an address and a file name, read the file contents into memory starting at the address.class:word{n/a}{n/a}filerre
235file:spewss---Given a string (s1) and a file name (s2), write the string into the file, replacing any existing cotent.class:word{n/a}{n/a}filerre
236file:tellh-n--Given a file handle, return the current offset in the file.class:word{n/a}{n/a}filerre
237file:writech---Write a character to the file represented by the handle.class:word{n/a}{n/a}filerre
238gopher:getasns-n--Takes an address, a server, a port, and a selector. Fetch the resource and store it at address. Return the number of bytes received.class:word here 'forthworks.com #70 '/ gopher:get\n here s:put{n/a}gopherios
239gt?nn-f--Compare n1 and n2. Return `TRUE` if n1 is greater than n2, or `FALSE` otherwise.class:primitive{n/a}{n/a}globalall
240gteq?nn-f--Compare n1 and n2. Return `TRUE` if n1 is greater than or equal to n2, or `FALSE` otherwise.class:word{n/a}{n/a}globalall
241here-a--Return the next free address in memory.class:word{n/a}{n/a}globalall
242hook---Add a hook point into the current word. This should only be used as the first word in a definition.class:macro :foo hook ;{n/a}globalglobal
243is---Assemble the instructions specified by the string into the current assembly scope.class:word{n/a}{n/a}globalall
244iffq---Execute the quote if the flag is `TRUE`.class:word{n/a}{n/a}globalall
245if;fq---Execute the quotation if the flag is `TRUE`. If true, also exit the word.class:word{n/a}{n/a}globalall
246image:saves---Save the current system to a new image file.class:word{n/a}{n/a}imagerre
247immediate---Change the class of the most recently defined word to `class:macro`.class:word{n/a}{n/a}globalall
248includes---Run the code in the specified file. class:word{n/a}{n/a}globalrre
249interprets---Interpret a single input token.class:word '#100 interpret\n 'words interpret{n/a}globalall
250io:clock-operation...n---Trigger a clock operation. This is not intended to be used directly.class:word{n/a}{n/a}iorre
251io:enumerate-n--Return the number of I/O devices.class:word{n/a}{n/a}ioall
252io:file-operation...n---Trigger a file I/O operation. This is not intended to be used directly.class:word{n/a}{n/a}iorre
253io:float-operation...n---Trigger a floating point operation. This is not intended to be used directly.class:word{n/a}{n/a}iorre
254io:invoken---Invoke an interaction with an I/O device.class:word{n/a}{n/a}ioall
255io:queryn-mN--Ask an I/O device to identify itself. Returns a version (m) and device ID (N).class:word{n/a}{n/a}ioall
256io:rng-operation-n--Trigger a rng operation. This is not intended to be used directly.class:word{n/a}{n/a}iorre
257io:scan-forn-m--Scan the I/O devices for a device with a specified ID. Returns the device number, or -1 if not found.class:word{n/a}{n/a}ioall
258io:socket-operation...n---Trigger a socket operation. This is not intended to be used directly.class:word{n/a}{n/a}iorre
259io:unix-syscall...n---Trigger a Unix system call. This is not intended to be used directly.class:word{n/a}{n/a}iorre
260lt?nn-f--Compare n1 and n2. Return `TRUE` if n1 is less than n2, or `FALSE` otherwise.class:primitive{n/a}{n/a}globalall
261lteq?nn-f--Compare n1 and n2. Return `TRUE` if n1 is less than or equal to n2, or `FALSE` otherwise.class:word{n/a}{n/a}globalall
262modnm-o--Divide `n` by `m` and return the remainder.class:word{n/a}{n/a}globalall
263n:-zero?n-f--Return `TRUE` if number is not zero, or `FALSE` otherwise.class:word{n/a}{n/a}nall
264n:MAX-n--Return the maximum value that will fit in a cell.class:word{n/a}{n/a}nall
265n:MIN-n--Return the minimum value that will fit in a cell.class:word{n/a}{n/a}nall
266n:absn-n--Return the absolute value of a number.class:word #10 n:abs\n #-10 n:abs\n{n/a}nall
267n:between?nlu-f--Return TRUE if number is between the lower (l) and upper (u) bounds. If not, return FALSE. This is inclusive of the limits.class:word #3 #1 #100 n:between?\n $q $a $b n:between?{n/a}nall
268n:decn-m--Decrement n by one.class:word #100 n:dec{n/a}nall
269n:even?n-f--Return `TRUE` if number is even, or `FALSE` if not.class:word #12 n:even?\n #11 n:even?{n/a}nall
270n:incn-m--Increment n by one.class:word #100 n:inc{n/a}nall
271n:limitnlu-m--Return n if it is within the lower (l) and upper (u) bounds. If outside the bounds, return the closes boundary value.class:word #-10 #5 #8 n:limit\n #10 #1 #15 n:limit{n/a}nall
272n:maxmn-o--Return the greater of two values.class:word #1 #7 n:max\n #-8 #-10 n:max{n/a}nall
273n:minmn-o--Return the lesser of two values.class:word #1 #7 n:min\n #-8 #-10 n:min{n/a}nall
274n:negaten-n--Invert the sign of a number.class:word #10 n:negate\n #-10 n:negate{n/a}nrre
275n:negative?n-f--Return `TRUE` if number is negative, or `FALSE` if not.class:word{n/a}{n/a}nall
276n:odd?n-f--Return `TRUE` if number is odd, or `FALSE` if not.class:word{n/a}{n/a}nall
277n:positive?n-f--Return `TRUE` if number is positive, or `FALSE` if not.class:word{n/a}{n/a}nall
278n:powbp-n--Return base (b) to power (p).class:word{n/a}{n/a}nall
279n:putn---Display a number.class:word{n/a}{n/a}globalall
280n:random-n--Return a random numberclass:word n:random n:put{n/a}nrre
281n:sqrtn-m--Return the square root of a number.class:word{n/a}{n/a}nall
282n:squaren-m--Return the square of a number.class:word{n/a}{n/a}nall
283n:strictly-positive?n-f--Return TRUE if number is greater than zero or FALSE if it is zero or less.class:word{n/a}{n/a}nall
284n:to-floatn---FConvert a number into a floating point value.class:word{n/a}{n/a}nrre
285n:to-stringn-s--Convert a number into a string.class:word{n/a}{n/a}nall
286n:zero?n-f--Return `TRUE` if number is zero, or `FALSE` otherwise.class:word{n/a}{n/a}nall
287nipnm-m--Remove the second item from the stack.class:word{n/a}{n/a}globalall
288nl---Display a newline.class:word{n/a}{n/a}globalall
289notn-m--Perform a logical NOT operation.class:word{n/a}{n/a}globalall
290ormn-o--Perform a bitwise OR between the provided values.class:primitive{n/a}{n/a}globalall
291overnm-nmn--Put a copy of n over m.class:word{n/a}{n/a}globalall
292parse-untilq-s--Read input from stdin (via `c:get`) until the returned character is matched by the quote. Returns a string.class:word :read-until-period (-s)\n [ $. eq? ] parse-until ;{n/a}allrre
293pb:geta---Copy a string from the pasteboard to the specified address.class:word{n/a}{n/a}pbiOS{n/a}
294pb:length-n--Return the length of the string on the pasteboard.class:word{n/a}pbpbiOS
295pb:sets---Copy a string to the pasteboard.class:word{n/a}{n/a}pbiOS
296pop-nn--Move a value from the return stack to the data stack.class:macro{n/a}{n/a}globalall
297prefix:!ns---Store a value into a variable.Store a value into the named variable.Compile the code to store a value into a named variable.class:macro{n/a}{n/a}prefixall
298prefix:#s-n--Process token as a number.Convert the string into a number and leave on the stack.Convert the string into a number and compile into the current definition as a literal.class:macro{n/a}{n/a}prefixall
299prefix:$s-c--Process token as an ASCII character.Fetch first character from string. Leave on stack.Fetch first character from the string. Compile into the current definition as literal.class:macro{n/a}{n/a}prefixall
300prefix:&s-a--Return a pointer to a named item.Lookup name in dictionary, return contents of the xt field on the stack.Lookup name in dictionary, compile code to push the contents of the xt field into the current definition.class:macro{n/a}{n/a}prefixall
301prefix:'s-s--Process token as a string.Move string into temporary buffer. If `RewriteUnderscores` is `TRUE`, replace all instances of _ with space.Move string into temporary buffer. If `RewriteUnderscores` is `TRUE`, replace all instances of _ with space. Then compile the string into the current definition.class:macro{n/a}{n/a}prefixall
302prefix:(s---Process token as a comment.Discard the string.Discard the string.class:macro{n/a}{n/a}prefixall
303prefix:.s---FInterpret time: convert string to a floating point value. Compile time: convert string to a floating point value and compile code to push this value to the float stack.class:macro{n/a}{n/a}prefixrre
304prefix::s---Process token as a new definition.Create a header pointing to `here` with the provided string as the name. Sets class to `class:word`.class:macro{n/a}{n/a}prefixall
305prefix:@s-n--Fetch from a stored variable.Fetch a value from a named variable.Compile the code to fetch a value from a named variable into the current definition.class:macro{n/a}{n/a}prefixall
306prefix:\s---Process token as an instruction bundle.Discard the string.Assemble the opcodes in the string and use `,` to inline it into the current definition.class:macro{n/a}{n/a}prefixall
307prefix:^s---Process token as a function reference.Discard the string.Comma the XT of the word into the current definition.class:macro{n/a}{n/a}prefixall
308prefix:`s---Process token as a bytecode.Discard the string.Convert the string to a number and use `,` to inline it into the current definition.class:macro{n/a}{n/a}prefixall
309prefix:|s---POSTPONE equivalent.Discard the string.Convert the string to a number and use `,` to inline it into the current definition.class:macro{n/a}{n/a}prefixall
310primitive---Change the class of the most recently defined word to `class:primitive`.class:word{n/a}{n/a}globalall
311pushn--n-Move a value from the data stack to the return stack.class:macro{n/a}{n/a}globalall
312rs---Lookup a reference by name and inline its pointer to the current assembly segment.class:word{n/a}{n/a}globalall
313reclassa---Change the class handler of the most recently defined word to the specified one.class:word{n/a}{n/a}globalall
314reorder...ss-?--Restructure the order of items on the stack.class:word{n/a}{n/a}globalall
315repeat---Begin an unconditional loop.class:macro{n/a}{n/a}globalall
316reset...---Remove all items from the stack.class:word{n/a}{n/a}globalall
317rotabc-bca--Rotate the top three values.class:word{n/a}{n/a}globalall
318s,s---Compile the code needed to push a string pointer to the stack and inline the string data into the current definition.class:word{n/a}{n/a}globalall
319s:ASCII-LETTERS-s--Constant. Returns a string of the ASCII letters (upper and lower case)class:data{n/a}{n/a}sall
320s:ASCII-LOWERCASE-s--Constant. Returns a string of the ASCII letters in lowercaseclass:data{n/a}{n/a}sall
321s:ASCII-UPPERCASE-s--Constant. Returns a string of the ASCII letters in uppercaseclass:data{n/a}{n/a}sall
322s:DIGITS-s--Constant. Return a string of characters recognized as numeric digits.class:data{n/a}{n/a}sall
323s:PUNCTUATION-s--Constant. Return a string of characters recognized as punctuation.class:data{n/a}{n/a}sall
324s:WHITESPACE-s--Constant. Returns a string of characters recognized as whitespace.class:data{n/a}{n/a}sall
325s:appendss-s--Return a new string consisting of s1 followed by s2.class:word{n/a}{n/a}sall
326s:begins-with?ss-f--Return `TRUE` if s1 begins with s2 or `FALSE` otherwise.class:word{n/a}{n/a}sall
327s:casesSq- || sSq-s--If the `s` matches `S`, discard `s` and run the quote before exiting the caller. If they do not match, discard the quote and leave `s` on the stack.class:word{n/a}{n/a}sall
328s:chops-s--Remove the last character from a string. Returns a new string.class:word{n/a}{n/a}sall
329s:constss---Create a constant named s2, returning a pointer to s1. This will use `s:keep` to preserve the original string.class:word{n/a}{n/a}sall
330s:contains-char?sc-f--Return `TRUE` if the character is present in the string or `FALSE` otherwise.class:word{n/a}{n/a}sall
331s:contains-string?ss-f--Return `TRUE` if the second string is present in the first string or `FALSE` otherwise.class:word{n/a}{n/a}sall
332s:copysa---Copy a string (s) to a destination (a). This will include the terminator character when copying.class:word{n/a}{n/a}sall
333s:empty-s--Return an empty string.class:word{n/a}{n/a}sall
334s:ends-with?ss-f--Return `TRUE` if s1 ends with s2 or `FALSE` otherwise.class:word{n/a}{n/a}sall
335s:eq?ss-f--Compare two strings for equality. Return `TRUE` if identical or `FALSE` if not.class:word 'hello 'again s:eq?\n 'test 'test s:eq?{n/a}sall
336s:evaluates-?--?Evaluate string as if it was typed into the interpreter.class:word{n/a}{n/a}sall
337s:filtersq-s--Execute the quote once for each value in the string. If the quote returns `TRUE`, append the value into a new string. If `FALSE` the value will be discarded.class:word{n/a}{n/a}sall
338s:for-eachsq---Execute the quote once for each value in the string.class:word{n/a}{n/a}sall
339s:format...s-s--Construct a new string using the template passed and items from the stack.class:word{n/a}{n/a}sall
340s:get-s--Read input from standard in (via `c:get`) until a CR or LF is encountered. Returns a strig.class:word{n/a}{n/a}allrre
341s:get-word-s--Read input from standard in (via `c:get`) until a whitespace is encountered. Returns a strig.class:word{n/a}{n/a}allrre
342s:hashs-n--Calculate a hash value for a string. This uses the djb2 algorithm.class:word{n/a}{n/a}sall
343s:index-ofsc-n--Return the location of the first instance of the specified character in the string.class:word{n/a}{n/a}sall
344s:index-of-stringss-n--Return the location of the first instance of the specified substring (s2) in the string (s1). Returns -1 if not found.class:word{n/a}{n/a}sall
345s:keeps-s--Store a string into the heap and return a pointer to the start of it.class:word{n/a}{n/a}sall
346s:leftsn-s--Return a new string containing the first `n` characters from the source string.class:word{n/a}{n/a}sall
347s:lengths-n--Return the number of characters in a string, excluding the NULL terminator.class:word{n/a}{n/a}sall
348s:mapsq-s--Execute the specified quote once for each character in the string. Builds a new string from the return value of the quote. The quote should return only one value.class:word{n/a}{n/a}sall
349s:prependss-s--Return a new string consisting of s2 followed by s1.class:word{n/a}{n/a}sall
350s:puts---Display a string.class:word{n/a}{n/a}globalall
351s:replacesss-s--Replace the first instance of s2 in s1 with s3.class:word{n/a}{n/a}sall
352s:replace-allsss-s--Replace all instances of s2 in s1 with s3.class:word{n/a}{n/a}sall
353s:reverses-s--Reverse the order of ASCII characters in a string.class:word{n/a}{n/a}sall
354s:rightsn-s--Return a new string containing the specified number of characters from the right side of the string.class:word{n/a}{n/a}sall
355s:skip---Internal helper function used to skip over a string in a definition.class:word{n/a}{n/a}sall
356s:splitsc-ss--Split a string on the first occurrance of the specified character.class:word{n/a}{n/a}sall
357s:split-on-stringss-ss--Split a string on the first occurrance of the specified string. After the split, the top stack item will be the part of the string before the specified subsring, and the second item will be the rest of the original string.class:word 'Hello_Brave_World! 'Brave s:split-on-string s:put nl s:put nl{n/a}sall
358s:substrsfl-s--Extract a substring from the specified string. This will take the characters starting at `f` and extend `l` characters in length.class:word{n/a}{n/a}sall
359s:temps-s--Move a string into the temporary string buffers.class:word{n/a}{n/a}sall
360s:to-floats---FConvert a string representation into a floating point value.class:word{n/a}{n/a}srre
361s:to-lowers-s--Convert uppercase ASCII characters in a string to lowercase.class:word{n/a}{n/a}sall
362s:to-numbers-n--Convert a string to a number.class:word{n/a}{n/a}sall
363s:to-uppers-s--Convert lowercase ASCII characters in a string to uppercase.class:word{n/a}{n/a}sall
364s:tokenizesc-a--Takes a string and a character to use as a separator. It splits the string into substrings and returns an array containing pointers to each of them.class:word{n/a}{n/a}sall
365s:tokenize-on-stringss-a--Takes a string (s1) and a substring (s2) use as a separator. It splits the string into substrings and returns as array containing pointers to each of them.class:word{n/a}{n/a}sall
366s:trims-s--Trim leading and trailing whitespace from a string.class:word '__hello__ s:trim{n/a}sall
367s:trim-lefts-s--Trim leading whitespace from a string.class:word '__hello__ s:trim-left{n/a}sall
368s:trim-rights-s--Trim trailing whitespace from a string.class:word '__hello__ s:trim-right{n/a}sall
369set-hookaa---Patch the hook point in a2 to point to a1.class:word :foo hook ;\n :bar #1 ;\n &bar &foo set-hook{n/a}globalall
370shiftmn-o--Peform a bitwise shift of m by n bits. If n is positive, shift right. If negative, the shift will be to the left.class:primitive{n/a}{n/a}globalall
371sipnq-n--Run quote. After execution completes, put a copy of n back on top of the stack.class:word{n/a}{n/a}globalall
372socket:acceptn-nn--Begin accepting connections. Returns a new socket and an error code.class:word{n/a}{n/a}socketrre
373socket:bindsn-nn--Bind a socket to a port. The port should be a string. Returns 0 if successful or -1 otherwise and an error code.class:word{n/a}{n/a}socketrre
374socket:closen---Close a socket.class:word{n/a}{n/a}socketrre
375socket:configuress---Configure internal settings for a host (s1) and port (s2). Use before `socket:bind`.class:word{n/a}{n/a}socketrre
376socket:connectn-nn--Connect to a server. Provide a socket, this will return a status flag and an error code.class:word{n/a}{n/a}socketrre
377socket:create-n--Obtain a new socket.class:word{n/a}{n/a}socketrre
378socket:gethostbynameas---Get the host IP in dotted notation. The host is specified by the string and the address is the start of the buffer for the dotted IP.class:word{n/a}{n/a}socketrre
379socket:listennn-nn--Prepare a socket for accepting incoming connections. Takes a backlog count (n1) and a socket (n2). Returns a flag (0 success, -1 failed) and an error code.class:word{n/a}{n/a}socketrre
380socket:recvann-nn--Receive data from a socket. This will read into memory starting at address *a*, up to *n1* bytes. *n2* is the socket. Returns the number of bytes read and an error code.class:word{n/a}{n/a}socketrre
381socket:sendsn-nn--Send a string to a socket. This will return the number of characters sent and an error code.class:word{n/a}{n/a}socketrre
382sp---Display a space (`ASCII:SPACE`)class:word :spaces (n-) [ sp ] times ;\n #12 spaces{n/a}globalall
383storena---Store a value into the specified address.class:primitive 'Base var\n #10 &Base store{n/a}globalall
384store-nextna-a--Store a value into the specified address and return the next address.class:word{n/a}{n/a}globalall
385swapnm-mn--Exchange the position of the top two items on the stackclass:primitive{n/a}{n/a}globalall
386sys:argc-n--Return the number of arguments passed to the program.class:word{n/a}{n/a}sysrre
387sys:argvn-s--Given an argument number, return the argument as a string.class:word{n/a}{n/a}sysrre
388sys:name-s--Return the filename of the program being run.class:word{n/a}{n/a}sysrre
389tab---Display a tab (`ASCII:HT`)class:word{n/a}{n/a}globalall
390timesnq---Run the specified quote the specified number of times.class:word #12 [ $- c:put ] times{n/a}globalall
391times<with-index>nq---Run a quote the specified number of times, tracking the loop index in `I`. This is less efficient than `times`, so if the index is not needed, this should be avoided.class:word{n/a}{n/a}globalall
392trixqqq-?--Apply q1 against x, then q2 against a copy of x, and finally q3 against another copy of x.class:word{n/a}{n/a}globalall
393tri*xyzqqq-?--Apply q1 against x, q2 against y, and q3 against z.class:word{n/a}{n/a}globalall
394tri@xyzq-?--Apply q against x, then against y, and finally against z.class:word{n/a}{n/a}globalall
395tucknm-mnm--Put a copy of the top item on the stack under the second one.class:word{n/a}{n/a}globalall
396unhooka---Reset the hook point in a1 to the default definition.class:word :foo hook #1 ;\n :bar #2 ;\n &bar &foo set-hook\n &foo unhook{n/a}globalall
397unix:chdirs---Change the current working directory to the specified one.class:word '/etc unix:chdir{n/a}unixrre
398unix:count-files-in-cwd-n--Return the number of files (and subdirectories) in the current working directoryclass:word{n/a}{n/a}unixrre
399unix:exec0s---Execute a process by running the application specified by s.class:word{n/a}{n/a}unixrre
400unix:exec1ss---Execute a process by running the application specified by s1. Pass s2 as an argument.class:word{n/a}{n/a}unixrre
401unix:exec2sss---Execute a process by running the application specified by s1. Pass s2 and s3 as arguments.class:word{n/a}{n/a}unixrre
402unix:exec3ssss---Execute a process by running the application specified by s1. Pass s2, s3, and s4 as arguments.class:word{n/a}{n/a}unixrre
403unix:exitn---Exit the current process, returning the specified return code.class:word{n/a}{n/a}unixrre
404unix:for-each-fileq---Run a quote once for each file or subdirectory in the current directory. The quote will receive the file name as a string and should consume this and return nothing on the stack.class:word{n/a}{n/a}unixrre
405unix:fork-n--Fork the current process. Returns a PID.class:word{n/a}{n/a}unixrre
406unix:get-cwd-s--Return the current working directoryclass:word{n/a}{n/a}unixrre
407unix:getenvsa---Get an environment variable. Provide the name and an address to store it in.class:word 'SHELL s:empty [ unix:getenv ] sip s:put nl{n/a}unixrre
408unix:getpid-n--Return the PID of the current process.class:word{n/a}{n/a}unixrre
409unix:killnn---Terminates a process. Takes a process and a signal to send.class:word{n/a}{n/a}unixrre
410unix:pclosen---Close a pipe.class:word{n/a}{n/a}unixrre
411unix:popensn-n--Open a pipe. Takes a command to run, and a file mode (`file:R` or `file:W`; `file:R+` may work on some systems). Returns a file ID usable with words in the `file:` namespace.class:word{n/a}{n/a}unixrre
412unix:putenvs---Takes a string in the form `name=value` and sets an environment variable named `name` to `value`.class:word 'EDITOR=vi unix:putenv{n/a}unixrre
413unix:sleepn---Sleep for the specified number of seconds.class:word{n/a}{n/a}unixrre
414unix:slurp-pipeas-n--Open a pipe. Read all output from the pipe (until ASCII:NULL) and store in the specified buffer. Return the number of bytes read.class:word{n/a}{n/a}unixrre
415unix:systems---Runs another application using the system shell and returns after execution is completed.class:word 'ls_-lh_/etc unix:system{n/a}unixrre
416unix:wait-n--Waits for a child process to complete. This maps to the wait() system call.class:word{n/a}{n/a}unixrre
417untilq---Execute quote repeatedly while the quote returns a value of `FALSE`. The quote should return a flag of either `TRUE` or `FALSE`, though `until` will treat any non-zero value as `TRUE`.class:word #10 [ dup n:put nl n:dec dup n:zero? ] until{n/a}globalall
418v:deca---Decrement the value stored at the specified address by 1.class:word{n/a}{n/a}vall
419v:dec-byna---Decrement the value stored at the specified address by the specified value.class:word{n/a}{n/a}vall
420v:inca---Increment the value stored at the specified address by 1.class:word{n/a}{n/a}vall
421v:inc-byna---Increment the value stored at the specified address by the specified value.class:word{n/a}{n/a}vall
422v:limitalu---Fetch the value stored at the address, then run `n:limit` against it, using the specified lower and upper bounds. Then store the resulting value back to the original address.class:word{n/a}{n/a}vall
423v:offa---Set a variable to 0.class:word{n/a}{n/a}vall
424v:ona---Set a variable to -1.class:word{n/a}{n/a}vall
425v:preserveaq---Make a copy of the value at the address, then run the quote. Once the quote completes, restore the address to the specified value.class:word{n/a}{n/a}vall
426v:updateaq---Fetch a value from the specified address, then run the quotation with this value on the stack. Afterwards, store the returned value at the original address.class:word{n/a}{n/a}vall
427vars---Create a variable. The variable is initialized to 0.class:word 'Base var{n/a}globalall
428var<n>ns---Create a variable with the specified initial value.class:word #10 'Base var<n>\n{n/a}globalall
429whileq---Execute quote repeatedly while the quote returns a `TRUE` value. The quote should return a flag of either `TRUE` or `FALSE`, though `while` will treat any non-zero value as `TRUE`.class:word #10 [ dup n:put nl n:dec dup n:-zero? ] while{n/a}globalall
430xormn-o--Perform a bitwise XOR operation.class:primitive{n/a}{n/a}globalall
431{---Begin an array. This is intended to make creating arrays a bit cleaner than using a quotation and `a:counted-results`.class:word{n/a}{n/a}globalall
432{{---Begin a lexically scoped area.class:word{n/a}{n/a}globalall
433}-a--Complete an array begun by `{`. Returns a pointer to the data.class:word{n/a}{n/a}globalall
434}asf---End an assembly section. Deprecated; will be removed in 2020.class:macro{n/a}{n/a}globalall
435}}---End a lexically scoped area. This will hide any headers between `{{` and `---reveal---`, leaving only headers between `---reveal---` and the `}}` visible.class:word{n/a}{n/a}globalall