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javascript - <transition-group> children must be keyed: <ElTag> 饿了么报错？
黄舟
黄舟 2017-04-11 12:29:55
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黄舟
黄舟

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PHPzhong
PHPzhong2017-04-11 12:31:55 1 floor

已经提示的很明显了，<transition-group>里的组件要加上key属性

<transition-group name="list" tag="p">
    <span v-for="item in items" v-bind:key="item" class="list-item">
      {{ item }}
    </span>
  </transition-group>
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