数组中对象的去重

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>es6-set</title>
</head>
<body>
    
<script type="text/javascript">
var arr = [{
    "name": "ZYTX",
    "age": "Y13xG_4wQnOWK1QwJLgg11d0pS4hewePU95UHtpMl3eE81uS74NC-6zu-Rtnw4Ix",
    "gender": "AAAAAA.doc"
}, {
    "name": "ZYTA",
    "age": "Y13xG_4wQnOWK1QwJLgg11d0pS4hewePU95UHtpMl3eE81uS74NC-6zu-Rtnw4Ix",
    "gender": "BBBBBB.doc"
}, {
    "name": "ZDTX",
    "age": "Y13xG_4wQnOWK1QwJLgg11d0pS4hewePU95UHtpMl3eE81uS74NC-6zu-Rtnw4Ix",
    "gender": "CCCCCC.doc"
}, {
    "name": "ZYTX",
    "age": "Y13xG_4wQnOWK1QwJLgg11d0pS4hewePU95UHtpMl3eE81uS74NC-6zu-Rtnw4Ix",
    "gender": "AAAAAA.doc"
}];
var hash = {};
arr = arr.reduce(function(item, next) {
    console.log(item);
    console.log(next);
    console.log(hash[next.name] );
    hash[next.name] ? '' : hash[next.name] = true && item.push(next);
    console.log(hash);
    console.log(item);
    console.log("==================");
    return item
}, [])
console.log(arr);
</script>
</body>
</html>

相关阅读:
nginx日志、变量
http相关
nginx.conf文件的使用
NA交换①
第一章何为网络
第二章以太网
SATA、SCSI、SAS
第十章安全
附录A 思科互联网络操作系统（IOS）
标准ACL、扩展ACL和命名ACL的配置详解

原文地址：https://www.cnblogs.com/vscss/p/8232829.html