php代码
$function_name = $argv[1]; $modules = get_loaded_extensions(); foreach($modules as $m){ $funcs = get_extension_funcs($m); if(in_array($function_name, $funcs)){ printf("%s was defined in Module: %sn", $function_name, $m); exit; } } print $function_name ."Must be defined in user defined PHP script filesn";