zoukankan      html  css  js  c++  java
  • 【JavaScrpt】JS之数组去重

    var arr = []
    var peoples = [
        {id:1,name:'wang'},
        {id:2,name:'zhang'},
        {id:2,name:'zhang'},
    ]
    for(let val of peoples){
        arr.push(val.id)
    }
    var newArr = [];
    var newArr2 = [];
    for(var i =0;i<arr.length-1;i++){
        if(newArr.indexOf(arr[i]) == -1){
            newArr.push(arr[i]);
            newArr2.push(peoples[i]);
        }
    }
    peoples = newArr2;// [{id:1,name:'wang'},{id:2,name:'zhang'},]
    

      

  • 相关阅读:
    POJ 1451
    LightOJ 1224
    POJ 2001
    HDU 2072
    POJ 3764
    CH 1602
    CH 1601
    Gym 101873K
    CH 1201
    Gym 101873C
  • 原文地址:https://www.cnblogs.com/xuxml/p/9535285.html
Copyright © 2011-2022 走看看