wp-notices.php
public function dismiss_notice_ajax() {
		if ( ! isset( $_POST['id'] ) ) {
			echo 0;
			exit;
		}
		if ( empty( $_POST['id'] ) || false === strpos( $_POST['id'], 'tdp-' ) ) {
			echo 0;
			exit;
		}

		$id = self::$instance->get_id( str_replace( 'tdp-', '', $_POST['id'] ) );
		echo self::$instance->dismiss_notice( $id );
		exit;

	}
public function dismiss_notice_ajax() {
		if ( ! isset( $_POST['id'] ) ) {
			echo 0;
			exit;
		}
		if ( empty( $_POST['id'] ) || false === strpos( $_POST['id'], 'tdp-' ) ) {
			echo 0;
			exit;
		}

		$id = self::$instance->get_id( str_replace( 'tdp-', '', $_POST['id'] ) );
		echo self::$instance->dismiss_notice( $id );
		exit;

	}
Dismiss a notice via ajax.

@return void