json键值对组成的数组去重。

let checkList=[{name:'lili',age:'12'},{name:'lili',age:'12'},{name:'lili',age:'12',sex:'2'},{name:'miki',age:'12'}]

//数组去重

let uniqueArr =Array.from(new Set( checkList.map(JSON.stringify)), JSON.parse);

checkList=uniqueArr;

console.log(checkList)