関数 add_action()
定義ファイル :/blog/wp-includes/plugin.php
add_action()
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 | /** * Hooks a function on to a specific action. * * Actions are the hooks that the WordPress core launches at specific points * during execution, or when specific events occur. Plugins can specify that * one or more of its PHP functions are executed at these points, using the * Action API. * * @since 1.2.0 * * @uses add_filter() Adds an action. Parameter list and functionality are the same. * * @param string $tag The name of the action to which the $function_to_add is hooked. * @param callback $function_to_add The name of the function you wish to be called. * @param int $priority Optional. Used to specify the order in which the functions * associated with a particular action are executed. Default 10. * Lower numbers correspond with earlier execution, * and functions with the same priority are executed * in the order in which they were added to the action. * @param int $accepted_args Optional. The number of arguments the function accept. Default 1. * @return bool Will always return true. */ function add_action($tag, $function_to_add, $priority = 10, $accepted_args = 1) { return add_filter($tag, $function_to_add, $priority, $accepted_args); } |