JS數(shù)組中對(duì)象去重操作示例

更新時(shí)間：2019年06月04日 11:34:16 作者：longzhoufeng

這篇文章主要介紹了JS數(shù)組中對(duì)象去重操作,涉及javascript數(shù)組對(duì)象遍歷、比較、運(yùn)算等相關(guān)操作技巧,需要的朋友可以參考下

本文實(shí)例講述了JS數(shù)組中對(duì)象去重操作。分享給大家供大家參考，具體如下：

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <title>www.dhdzp.com js數(shù)組中對(duì)象去重</title>
</head>
<body>
<script>
  var tmp =
    [
      {
        "id": 1,
        "magicId": "111111111111111111",
        "username": "longzhoufeng",
      },
      {
        "id": 2,
        "magicId": "333333333333333333",
        "username": "longzhoufeng",
      },
      {
        "id": 3,
        "magicId": "555555555555555555",
        "username": "longzhoufeng",
      },
      {
        "id": 4,
        "magicId": "666666666666666666",
        "username": "longzhoufeng",
      }
    ]
  var result = [];
  var full = {};
  for(var i = 0; i < tmp.length; i++) {
    var aaa = tmp[i].magicId;
    var bbb = tmp[i].id;
    if(!full[aaa]) {
      if(!full[bbb]) {
        var obj = {}
        obj.id = tmp[i].id;
        obj.magicId = tmp[i].magicId;
        result.push(obj)
        full[bbb] = true;
      }
      full[aaa] = true;
    }
  }
  console.log(full)
  console.log(result)
</script>
</body>
</html>

運(yùn)行結(jié)果：