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prpl:refexists
<- PRPL reference <- Vars and Functions
-?! (Ref Exists)
| Arguments | Result | Notation |
|---|---|---|
| name | bool | [ string - bool ] |
Description
name : The string name of the heap variable to check. Takes a string from the stack and uses it as a variable name. Checks to see if the variable exists (has been assigned). If so, 1 is pushed to the stack else 0.
Examples
42 ->somevar
trace(-?!("somevar"))
prpl/refexists.txt · Last modified: 2017/09/23 07:15 by kajacx
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