register_post_meta()
最后更新于:2021-11-27 21:36:04
register_post_meta( string$post_type, string$meta_key, array$args)Registers a meta key for posts.
参数
- $post_type
-
(string) (Required) Post type to register a meta key for. Pass an empty string to register the meta key across all existing post types.
- $meta_key
-
(string) (Required) The meta key to register.
- $args
-
(array) (Required) Data used to describe the meta key when registered. See register_meta() for a list of supported arguments.
响应
(bool) True if the meta key was successfully registered, false if not.
源文件
文件: gc-includes/post.php
function register_post_meta( $post_type, $meta_key, array $args ) {
$args['object_subtype'] = $post_type;
return register_meta( 'post', $meta_key, $args );
}