基于Vue实现关键词实时搜索高亮显示关键词

<input v-model="keyWords" type="text" placeholder="请输入关键词" @input="handleQuery">

 clearTimer () {
   if (this.timer) {
    clearTimeout(this.timer)
   }
  },
  handleQuery (event) {
   this.clearTimer()
   console.log(event.timeStamp)
   this.timer = setTimeout(() => {
    console.log(event.timeStamp)
    // console.log(this.lastTime)
    // if (this.lastTime - event.timeStamp === 0) {
    this.$http.post('/api/vehicle').then(res => {
     console.log(res.data.data)
     this.changeColor(res.data.data)
    })
    // }
   }, 2000)
  },

 changeColor (resultsList) {
   resultsList.map((item, index) => {
    // console.log('item', item)
    if (this.keyWords && this.keyWords.length > 0) {
     // 匹配关键字正则
     let replaceReg = new RegExp(this.keyWords, 'g')
     // 高亮替换v-html值
     let replaceString =
      '<span class="search-text">' + this.keyWords + '</span>'
     resultsList[index].name = item.name.replace(
      replaceReg,
      replaceString
     )
    }
   })
   this.results = []
   this.results = resultsList
}

<template>
 <div class="Home">
  <input v-model="keyWords" type="text" placeholder="请输入关键词" @input="handleQuery">
  <ul>
    <li v-for="(item,index) in results" :key='index' v-html='item.name'></li>
  </ul>
 </div>
</template>

<script>
export default {
 name: 'Home',
 data () {
  return {
   keyWords: '',
   results: []
  }
 },
 methods: {
  clearTimer () {
   if (this.timer) {
    clearTimeout(this.timer)
   }
  },
  handleQuery (event) {
   this.clearTimer()
   console.log(event.timeStamp)
   this.timer = setTimeout(() => {
    console.log(event.timeStamp)
    // console.log(this.lastTime)
    // if (this.lastTime - event.timeStamp === 0) {
    this.$http.post('/api/vehicle').then(res => {
     console.log(res.data.data)
     this.changeColor(res.data.data)
    })
    // }
   }, 2000)
  },

  changeColor (resultsList) {
   resultsList.map((item, index) => {
    // console.log('item', item)
    if (this.keyWords && this.keyWords.length > 0) {
     // 匹配关键字正则
     let replaceReg = new RegExp(this.keyWords, 'g')
     // 高亮替换v-html值
     let replaceString =
      '<span class="search-text">' + this.keyWords + '</span>'
     resultsList[index].name = item.name.replace(
      replaceReg,
      replaceString
     )
    }
   })
   this.results = []
   this.results = resultsList
  }
 }
}
</script>

<!-- Add "scoped" attribute to limit CSS to this ponent only -->
<style>
.search-text{
color: red;
}
</style>