@IsVariable

@ISVARIABLE determines if the argument is a variable.

DTP Type:

@ISVARIABLE can be assigned to a DTP of type boolean.

Syntax:

@ISVARIABLE(Argument)

Parameters:

Parameter	Description
Argument	DTP types: Member, Members, String, Numeric, Percent, Integer, StringAsNumber, DateAsNumber

Example:

[isVar_mbr]=@ISVARIABLE([Mbr1])

Where:

• [isVar_mbr] is a DTP of type boolean that is not a checked prompt.

• [Mbr1] is a promptable DTP of type member type.

Assume that the input for [Mbr1] is "{Version}".

In this example, [isVar_mbr] returns "true".