PHP output Current Process all variables/constants/modules/functions/Classes

<? PHP /*
Do not know how to print the parameters of a function and all functions of the related classification type the following function, if there are no arguments, returns an array of Get_defined_vars () to get all the defined variables get_defined_constants () Gets all defined constants Get_defined_functions () gets all the defined functions get_loaded_extensions () gets the available modules Get_extension_funcs () gets the available functions of the specified module get _declared_classes () Gets the name of the class that has already been defined get_included_files () gets all the contained files */echo "<pre>"; Print_r (get_defined_constantsecho "</pre>";? >

PHP output Current Process all variables/constants/modules/functions/Classes