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为什么这个音频的url明明是赋值成功了的。但是实际上却每次播放的都是旧的音频呢？

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为什么这个音频的url明明是赋值成功了的。但是实际上却每次播放的都是旧的音频呢？

不知道是哪里出问题了？是不是我的写法有问题啊？或者是不是audio这个标签不能动态绑定啊？

如图：
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每次src改变的时候利用v-if冲洗渲染一下或者调用一下video的load方法


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