js 处理数据常用方法
1、截取数组前几个 let uniqueArr [{name: a,id: 1},{name: a1,id: 2},{name: a2,id: 3},{name: a3,id: 4},{name: a12,id: 5},{name: a11,id: 6},{name: a11q,id: 17},{name: a1235,id: 18},] const resultList uniqueArr.slice(0, 5) console.log(resultList) 2、json 数…
2025-12-14