remove_filter()

最后更新于：2021-11-27 21:42:06

Removes a callback function from a filter hook.

参数

$hook_name

(string) (Required) The filter hook to which the function to be removed is hooked.

$callback

(callable) (Required) The name of the function which should be removed.

$priority

(int) (Optional) The exact priority used when adding the original filter callback.

Default value: 10

响应

(bool) Whether the function existed before it was removed.

源文件

文件: gc-includes/plugin.php

function remove_filter( $hook_name, $callback, $priority = 10 ) {
	global $gc_filter;

	$r = false;

	if ( isset( $gc_filter[ $hook_name ] ) ) {
		$r = $gc_filter[ $hook_name ]->remove_filter( $hook_name, $callback, $priority );

		if ( ! $gc_filter[ $hook_name ]->callbacks ) {
			unset( $gc_filter[ $hook_name ] );
		}
	}

	return $r;
}