Clone Objects in JavaScript

const food = { beef: '🥩', bacon: '🥓' }

// "Spread"
{ ...food }

// "Object.assign"
Object.assign({}, food)

// "JSON"
JSON.parse(JSON.stringify(food))

// RESULT:
// { beef: '🥩', bacon: '🥓' }

Có thể bạn đã miss một số snippets code

Clone Objects in JavaScript

3 Ways to Clone Objects in JavaScript

Rest Operator for Objects

Now we can use rest on the properties of an Object. It allows us to explicitly extract certain named variables, and assign any uncalled variables into a catchall Object.

Remove array of objects from another array of objects

Spread Operator for Objects

Using the spread operator during an Object declaration will assign the properties of the referenced Object to the new Object.

Clone Objects in JavaScript

Clone Objects in JavaScript

Rest Operator for Objects

Remove array of objects from another array of objects

Spread Operator for Objects

Extend Object javascript