isobj(3G)

NAME
     isobj - returns whether an object exists

C SPECIFICATION
     Boolean isobj(obj)
     Object obj;

PARAMETERS
     obj   expects the object identifier that you want to test.

FUNCTION RETURN VALUE
     There are two possible return values for this function:

     TRUE    indicates that object obj exists.

     FALSE   indicates that object obj does not exist.

DESCRIPTION
     isobj returns whether or not an object exists.  If makeobj has been
     called to create an object, and delobj has not been called to delete it,
     isobj returns TRUE for it.

SEE ALSO
     delobj, genobj, istag, makeobj

NOTE
     This routine is available only in immediate mode.