UserExists
Use this function to determine whether the specified user exists in a the database. A return value of 1 means the user exists in the system; a value of 0 means the user 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:
USEREXISTS ("UserID")
where:
- UserID is the user ID to search for.
Syntax example:
USEREXISTS ("jsmith")