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Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 7387c8f97b
commit cb5bb5e222
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Task/Undefined-values/REXX/undefined-values.rexx Normal file
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/*REXX program test if a (REXX) variable is defined or not defined. */
tlaloc = "rain god of the Aztecs." /*assign a value to the Aztec rain god.*/
/*check if the rain god is defined. */
y= 'tlaloc'
if symbol(y)=="VAR" then say y ' is defined.'
else say y "isn't defined."
/*check if the fire god is defined. */
y= 'xiuhtecuhtli' /*assign a value to the Aztec file god.*/
if symbol(y)=="VAR" then say y ' is defined.'
else say y "isn't defined."
drop tlaloc /*un─define the TLALOC REXX variable.*/
/*check if the rain god is defined. */
y= 'tlaloc'
if symbol(y)=="VAR" then say y ' is defined.'
else say y "isn't defined."
/*stick a fork in it, we're all done. */