.\"determine whether or not a given variable is an object .DT objectp Discworld driver help objectp Name .SI 5 objectp() - determine whether or not a given variable is an object .EI Synopsis .SI 5 int objectp(mixed arg); .EI Description .SP 5 5 Return 1 if `arg' is an object. .EP See also .SI 5 stringp(3), pointerp(3), intp(3). .EI