vue报错：v-for报错：Elements in iteration expect to have 'v-bind:key' directives解决方法

	

      
{{pwd}}
    

报错信息提示：

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修改代码：

 	

      
{{pwd}}
    

<template>
  <div class="pwd">
    <ul>
      <li v-for="pwd in pwds"  :key="pwd">{{pwd}}li>
    ul>
  div>
template>

<script>
export default {
  name: 'Pwd',
  data () {
    return {
      pwds: ['qqq', 'www', 'eee']
    }
  }

}
script>

<style scoped>

style>