Function Handling

• Introduction
• Function handling Functions
  • call_user_func — Call the callback given by the first parameter
  • call_user_func_array — Call a callback with an array of parameters
  • create_function — Create a function dynamically by evaluating a string of code
  • forward_static_call — Call a static method
  • forward_static_call_array — Call a static method and pass the arguments as array
  • func_get_arg — Return an item from the argument list
  • func_get_args — Returns an array comprising a function's argument list
  • func_num_args — Returns the number of arguments passed to the function
  • function_exists — Return true if the given function has been defined
  • get_defined_functions — Returns an array of all defined functions
  • register_shutdown_function — Register a function for execution on shutdown
  • register_tick_function — Register a function for execution on each tick
  • unregister_tick_function — De-register a function for execution on each tick