JS实现数组去重及数组内对象去重功能示例-创新互联
本文实例讲述了JS实现数组去重及数组内对象去重功能。分享给大家供大家参考,具体如下:

大家在写项目的时候一定遇到过这种逻辑需求,就是给一个数组进行去重处理,还有一种就是给数组内的对象根据某一个属性,比如id,进行去重,下面我写了两个函数,都是可以达到这个效果的,一个是纯ES5的去重办法,一个是用了ES6的 Array.from(new Set())和ES5的reduce来进行去重
我先定义两个数组吧
var arr = [1,2,3,5,3,4,5,6,6,"test","test",true];
var person = [
{
name:"孙悟空",
weapon:"如意金箍棒",
experience:"大闹天宫、西天取经",
post:"斗战胜佛、齐天大圣"
},
{
name:"孙悟空",
weapon:"如意金箍棒",
experience:"大闹天宫、西天取经",
post:"斗战胜佛、齐天大圣"
},
{
name:"孙悟空",
weapon:"如意金箍棒",
experience:"大闹天宫、西天取经",
post:"斗战胜佛、齐天大圣"
},
{
name:"孙悟空",
weapon:"如意金箍棒",
experience:"大闹天宫、西天取经",
post:"斗战胜佛、齐天大圣"
},
{
name:"孙悟空",
weapon:"如意金箍棒",
experience:"大闹天宫、西天取经",
post:"斗战胜佛、齐天大圣"
}
];
文章标题:JS实现数组去重及数组内对象去重功能示例-创新互联
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