get_meta_keys()

最后更新于：2021-11-26 09:41:12

get_meta_keys()

Get a list of previously defined keys.

响应

(mixed)

源文件

文件: gc-admin/includes/post.php

function get_meta_keys() {
	global $gcdb;

	$keys = $gcdb->get_col(
		"
			SELECT meta_key
			FROM $gcdb->postmeta
			GROUP BY meta_key
			ORDER BY meta_key"
	);

	return $keys;
}