|GlobalMake "var xx
LocalMake "var :xx
||Assign variable "var value of xx. Always Global.
Create variable named "var. Unassigned.
Assign variable "var value of xx, in current procedure only.
Return value of variable "var.
Define "name list
|Run (execute) instructions contained in list.
Define procedure "name with each line as a list item.
Return defined procedure "name as a text list.
|List aa bb
Sentence aa bb
Word aa bb
|Return a list composed of aa and bb.
Return a sentence composed of aa and bb.
Return a word composed of aa and bb.
|If cond [list]
If cond [list1] [list2]
IfElse cond :a :b
|If condition is true, then do instructions in list.
If condition is true, then do instructions in list1, else do list2.
If condition is true, then do :a, else do :b.
|Edit "name or List
|Edit procedure called "name or procedure names in list.
Edit all procedures.
Edit or create a procedure called "name.
A new procedure can be written by typing 'To ProcedureName' in the command line. It will overwrite any previous procedures of the same name when you close the Editor window.
|Delete all variables procedures and property lists.
Delete procedure called "name.
Delete property list called "name.
Delete turtle number xx.
Delete variable called "name.
eg. to delete all variables type in ErV Variables.