arr=[
{ maxDeptCode: "md3" maxDeptName: "泡泡" minDeptCode: "md301" minDeptName: "泡泡少儿" schoolId: 1 schoolName: "北京" }, { maxDeptCode: "md2" maxDeptName: "中学" minDeptCode: "md201" minDeptName: "中学一对一" schoolId: 1 schoolName: "北京" },{ maxDeptCode: "md3" maxDeptName: "泡泡" minDeptCode: "md301" minDeptName: "泡泡少儿" schoolId: 1 schoolName: "北京" }, ]
function process(arr) { // 缓存用于记录 const cache = []; for (const t of arr) { // 检查缓存中是否已经存在 if (cache.find(c => c.maxDeptCode === t.maxDeptCode && c.minDeptCode === t.minDeptCode)) { // 已经存在说明以前记录过，现在这个就是多余的，直接忽略 continue; } // 不存在就说明以前没遇到过，把它记录下来 cache.push(t); } // 记录结果就是过滤后的结果 return cache; }