class Custom_Time_Widget extends WP_Widget { function __construct() { parent::__construct( 'custom_time_widget', // Base ID __('Custom Time Widget', 'your_text_domain'), // Name array('description' => __('A widget to display current time', 'your_text_domain'),) // Args ); } public function widget($args, $instance) { echo $args['before_widget']; $current_time = date_i18n(__('m月d日 l H:i:s', 'your_text_domain')); echo '
'. esc_html($current_time). '
'; echo $args['after_widget']; } } function register_custom_time_widget() { register_widget('Custom_Time_Widget'); } add_action('widgets_init','register_custom_time_widget');