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READVAR()
READVAR() returns the name of the current GET/MENU variable.
Syntax
READVAR()
Returns
A character string.
READVAR() returns the name (in upper case) of the current GET/MENU
variable or a null string (""), if none is pending.
Usage
READVAR() is used primarily for debugging purposes or in programs using
SET KEY.
See Also:
READ
SET KEY
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