消抖函数和节流函数的结合使用

搜索输入框
<input type="text"  :placeholder="i18nTitle('请输入搜索内容')" v-model="searchContent" @keyup="throttleTrack();search();">

data(){
   throttleTrack:'', //搜索消抖节流函数
},
mounted(){
    //挂载
    this.throttleTrack = this.throttle(this.fortest,1500)
 },
methods:{
  //消抖节流
  throttle(fn,delay){
      let last = 0 
      let timer = 0
      return function () {
        let context = this
        let args = arguments
        let now = new Date().getTime()
        if(now - last < delay){
          clearTimeout(timer)
          timer = setTimeout(function(){
            last = now
            fn.apply()
          },delay)
        }else{
          last = now
          fn.apply(context,args)
        }
      }
    },
    fortest(){
      console.log('测试的回调函数')
    }
}