NODE
node
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// Created by Yasin Rahnaward
const member={
name:"khan",
lastName:"ali",
socialMedia:{
facebook:"https://facebook.com/ali",
twitter:"https://twitter.com/ali",
discord:"https://discord.com/ali",
extra:{
abc:123,
def:456,
ghi:789,
}
}
}
//1. freeze method doesn't effect the inner nested object
console.log("☆☆☆☆☆ freeze ☆☆☆")
console.log(member)
Object.freeze(member)
const member2= member
member2.socialMedia.discord="https://discord.com/member2"
member2.name="John"
console.log(member2)
console.log(member)
//2 spreed operator creats a shallow copy, but you have to spreed each nested obeject to prevents mutation
Enter to Rename, Shift+Enter to Preview
OUTPUT
Run