let data=[{name:1},{name:2},{name:3}]//arr:原数组，a:某个对象当前位置，b:某个对象想要移动到的位置
function Move(arr, a, b) {let arr_temp = [].concat(arr);arr_temp.splice(b, 0, arr_temp.splice(a, 1)[0]);return arr_temp;}console.log(Move(data,1,0))//[{name:2},{name:1},{name:3}]