From ec51d6bbd9ccf748c2b12911ee0950dcf1736c13 Mon Sep 17 00:00:00 2001 From: Peter Camilleri Date: Sat, 24 Feb 2018 00:11:47 -0500 Subject: [PATCH] Update README.md --- README.md | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/README.md b/README.md index cbd6b95..8850b67 100644 --- a/README.md +++ b/README.md @@ -69,6 +69,26 @@ format may be found at the community web site above. This code repo also has PDF formatted guides for major revisions. +### If you get stuck. + +The fOOrth language REPL has several commands inspired by the APL interpreter +of the old PDP-10 system I used so many years ago. The commands take the form +of )command. That's a right paren then the command name. Some useful ones +to know are: + + )"shell command" -- execute the specified command in the shell. + )classes -- list the system classes. + )globals -- list any global variables. + )load"filename" -- load the fOOrth file called filename. + )irb -- launch an interactive irb debug session. + )quit -- exit fOOrth. + )time -- display the current time. + )show -- after each command show the contents of the data stack. + )noshow -- don't do that. + )version -- display current language version info. + )words -- list all defined method names. + + ## Contributing #### Plan A