update

docs/index.html

@@ -28,7 +28,8 @@
         var player = new Artplayer({
             container: document.querySelector('.artplayer-app'),
             url: './video/frag_bunny.mp4',
-            poster: './img/poster.png'
+            poster: './img/poster.png',
+            subtitle: './subtitle/dw_trailer_low.vtt'
         });
 
         console.dir(Artplayer);