原型

wxr_filter_postmeta( bool $return_me, string $meta_key )

参数

$return_me (bool) (Required)

$meta_key (string) (Required)

返回值

(bool)  

源文件

路径:wp-admin/includes/export.php

<?php
...
	function wxr_filter_postmeta( $return_me, $meta_key ) {
		if ( '_edit_lock' == $meta_key )
			$return_me = true;
		return $return_me;
	}
...
?>

其他

英文文档:https://developer.wordpress.org/reference/functions/wxr_filter_postmeta/