VariableExists
Use this function to determine whether the specified variable exists in the database. A return value of 1 means the variable exists; a value of 0 means it does not.
Note: If you create a variable to store the return value for this function, you must create the variable with the NUM type.
Syntax:
VARIABLEEXISTS("Variable")
where:
- Variable is the name of the variable to verify the existence of.
Syntax example:
VariableExists("sEmployeeType")