mirror of
https://github.com/zeroflag/fcl.git
synced 2025-01-11 20:01:10 +01:00
Update README.md
This commit is contained in:
parent
1e76950dc7
commit
f085ecef78
1 changed files with 3 additions and 3 deletions
|
@ -15,7 +15,7 @@ The syntax is a superset of the Forth language. In FCL there are literal syntax
|
|||
|
||||
## Low-level control structures
|
||||
|
||||
FCL supports the traditional Forth conditional and loop control structures.
|
||||
FCL supports the traditional Forth conditionals and loops.
|
||||
|
||||
General form of `if else then`.
|
||||
|
||||
|
@ -66,7 +66,7 @@ The `limit` and `start` before the word `do` defines the number of times the loo
|
|||
<limit> <start> do <loop-body> loop
|
||||
```
|
||||
|
||||
*Do* loops iterate through integers by starting at *start* and incrementing until you reach the *limit*. The word *i* pushes the loop index onto the stack. In a nested loop, the inner loop may access the loop variable of the outer loop by using the word *j*.
|
||||
*DO* loops iterate through integers by starting at *start* and incrementing until you reach the *limit*. The word *i* pushes the loop index onto the stack. In a nested loop, the inner loop may access the loop variable of the outer loop by using the word *j*.
|
||||
|
||||
For example:
|
||||
```forth
|
||||
|
@ -182,7 +182,7 @@ A quotation can access to local variables of the enclosing word and have its own
|
|||
sum @ ;
|
||||
```
|
||||
|
||||
Local variables are lexically scoped. If the quotation is called by another word, the `sum` still denotes the variable that was defined in the context where the quotation was originally created.
|
||||
Local variables are lexically scoped. If the quotation is called by another word, the `sum` still denotes the variable that was defined in the quotation's context.
|
||||
|
||||
Quotations don't act as lexical closures however. The parameter stack is unwinded after the enclosing function is returned.
|
||||
|
||||
|
|
Loading…
Reference in a new issue