EfunsMappingsmappOn this pagemapp NAME mapp() - determine whether or not a given variable is a mapping SYNOPSIS int mapp( mixed arg ); DESCRIPTION Return 1 if 'arg' is a mapping. SEE ALSO stringp(3), pointerp(3), objectp(3), intp(3), bufferp(3), floatp(3)functionp(3), nullp(3), undefinedp(3)