post_custom()

最后更新于：2021-11-27 19:05:15

Retrieve post custom meta data field.

参数

$key

(string) (Optional) Meta data key name.

Default value: ”

响应

(array|string|false) Array of values, or single value if only one element exists. False if the key does not exist.

源文件

文件: gc-includes/post-template.php

function post_custom( $key = '' ) {
	$custom = get_post_custom();

	if ( ! isset( $custom[ $key ] ) ) {
		return false;
	} elseif ( 1 === count( $custom[ $key ] ) ) {
		return $custom[ $key ][0];
	} else {
		return $custom[ $key ];
	}
}