// 1.
var objA = {
age: 3,
name: "??"
}
var obj_A = {
...objA
}
console.log(obj_A);
// 2.
var objB = {
age: 3,
name: "??"
}
var obj_B = {}
Object.assign(obj_B, objB);
console.log(obj_B);
// 3.
var objC = {
age: 3,
name: "??"
}
var obj_C = JSON.stringify(objC);
var newobj = JSON.parse(obj_C);
console.log(obj_C);
console.log(newobj);
