JS spride

                           Java Script spride function

// let number = [1, 2, 3];

// let number2 = [8, 9, 10]

// let number1 = [...number, 4, 5, 6];

// let a = [...number];

// let mainNm = [...number, ...number2];//spride concat system.

 

// number.push(9);

 

// console.log(mainNm);

// console.log(number1)

let fit = {

  a: 1,

  b: 2

};

let fit1 = {

  x: 3,

  y: 4

};

console.log({...fit, ...fit1});