unregister_post_meta

The timeline below displays how wordpress function unregister_post_meta has changed across different WordPress versions. If a version is not listed, refer to the next available version below.

WordPress Version: .10

/**
 * Unregisters a meta key for posts.
 *
 * @since 4.9.8
 *
 * @param string $post_type Post type the meta key is currently registered for. Pass
 *                          an empty string if the meta key is registered across all
 *                          existing post types.
 * @param string $meta_key  The meta key to unregister.
 * @return bool True on success, false if the meta key was not previously registered.
 */
function unregister_post_meta($post_type, $meta_key)
{
    return unregister_meta_key('post', $meta_key, $post_type);
}