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去除数组中重复的对象

elvinyang 2022-06-29 阅读 82

// 去除重复订单对象

var data=[
{id:1,name:123},
{id:1,name:123},
{id:2,name:123},
{id:2,name:123},
{id:1,name:123}
]
let hash = {};
data =data.reduce((preVal, curVal) => {
hash[curVal.id] ? '' : hash[curVal.id] = true && preVal.push(curVal);
return preVal
}, [])


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