JS遍历数组并导出伪数组后 - 排序(正序)

JS遍历数组并导出伪数组后 - 排序(正序)

优雅的语法:Array.from(arr,item => {return item.id}).sort()

let arr = [
    {
        id: 3,
        name: '小明'
    },
    {
        id: 5,
        name: '小花'
    },
    {
        id: 1,
        name: '小黑'
    },
    {
        id: 4,
        name: '小蓝'
    },
    {
        id: 2,
        name: '小紫'
    },
];
let _arr = [];
_arr = Array.from(arr,item => {return item.id}).sort();
console.log(_arr);    // [1, 2, 3, 4, 5]

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