// 深拷贝对象
function deepAssignObject(…parm) {
let result = {};
parm.forEach(v => {
if (Reflect.toString.call(v) !== “[object Object]”) {
throw new Error(‘参数错误’);
}
Object.keys(v).forEach(key => {
switch (Reflect.toString.call(v[key])) {
case “[object Object]”:
result[key] = deepAssignObject(v[key]);
break;
case “[object Array]”:
result[key] = deepAssignArray(v[key]);
break;
default:
result[key] = v[key];
break;
}
});
});
return result;
}

// 深拷贝数组
function deepAssignArray(…parm) {
let result = [];
parm.forEach(v => {
if (Reflect.toString.call(v) !== “[object Array]”) {
throw new Error(‘参数错误’);
}
v.forEach(item => {
switch (Reflect.toString.call(item)) {
case “[object Object]”:
result.push(deepAssignObject(item));
break;
case “[object Array]”:
result.push(deepAssignArray(item))
break;
default:
result.push(item);
break;
}
});
});
return result;
}