javascript spread operator vs rest operator code example

Example 1: spread and rest operator javascript

var myName = ["Marina" , "Magdy" , "Shafiq"] ;const [firstName , ...familyName] = myName ;console.log(firstName); // Marina ;console.log(familyName); // [ "Magdy" , "Shafiq"] ;

Example 2: javascript spread operator

function sum(x, y, z) {
  return x + y + z;
}

const numbers = [1, 2, 3];

console.log(sum(...numbers));
// expected output: 6

console.log(sum.apply(null, numbers));
// expected output: 6

Example 3: spread and rest operator javascript

function myData(...args){console.log(args) ; // ["Marina",24,"Front-End Developer"]}myData("Marina",24,"Front-End Developer") ;