ISEMPTY
The ISEMPTY function identifies if a variable or one or more of its partitions has values.
Return Value
BOOLEAN
FALSE when the specified variable or partitions have values; TRUE when they are empty.
Syntax
ISEMPTY( variable [(PARTITION partition [,PARTITION partition]...)])
Parameters
- variable
-
The name of the variable to check for values.
- partition
-
The name of one or more partitions of variable, separated by commas, to check for values.