WP_Comment::__isset │ public │ WP 4.4.0

Determines whether a non-public property is set.

If $name matches a post field, the comment post will be loaded and the post's value checked.

Метод класса: WP_Comment{}

Хуков нет.

Возвращает

bool. Whether the property is set.

Использование

$WP_Comment = new WP_Comment();
$WP_Comment->__isset( $name );
$name(строка) (обязательный)
Property to check if set.

Список изменений

С версии 4.4.0 Введена.
С версии 7.1.0 Returns false instead of causing a fatal error when the comment's post cannot be found.

Код WP_Comment::__isset() WP 7.1

wp-includes/class-wp-comment.php 
public function __isset( $name ) {
	if ( in_array( $name, $this->post_fields, true ) && 0 !== (int) $this->comment_post_ID ) {
		$post = get_post( (int) $this->comment_post_ID );
		return $post && property_exists( $post, $name );
	}

	return false;
}