|  | get_defined_functionsDescriptionarray get_defined_functions ( void )This function returns an multidimensional array containing a list of all defined functions, both built-in (internal) and user-defined. The internal functions will be accessible via $arr["internal"], and the user defined ones using $arr["user"] (see example below). 
 
 Will output something along the lines of: 
 See also get_defined_vars() and get_defined_constants(). |  | ||