4.2.1

packages/artplayer/src/player/aspectRatioMix.js

@@ -11,7 +11,8 @@ export default function aspectRatioMix(art) {
         get() {
             return $player.dataset.aspectRatio || '';
         },
-        set(ratio = 'default') {
+        set(ratio) {
+            if (!ratio) ratio = 'default';
             const ratioList = ['default', '4:3', '16:9'];
             errorHandle(ratioList.includes(ratio), `'aspectRatio' only accept ${ratioList.toString()} as parameters`);