register_tick_function

(PHP 4 >= 4.0.3, PHP 5)

register_tick_function — Register a function for execution on each tick

说明

bool register_tick_function ( callback $function [, mixed $arg [, mixed $... ]] )

Registers the given function to be executed when a tick is called.

参数

function: The function name as a string, or an array consisting of an object and a method.
arg
...

返回值

如果成功则返回 TRUE，失败则返回 FALSE。

范例

Example#1 register_tick_function() example


<?php
// using a function as the callback
register_tick_function('my_function', true);

// using an object->method
$object = new my_class();
register_tick_function(array(&$object, 'my_method'), true);
?>

注释

Warning

register_tick_function() should not be used with threaded web server modules. Ticks are not working in ZTS mode and may crash your web server.

参见

declare
unregister_tick_function()