how to add multiple elements to A new array javascript
let vegetables = ['parsnip', 'potato']
let moreVegs = ['celery', 'beetroot']
// Merge the second array into the first one
// Equivalent to vegetables.push('celery', 'beetroot')
Array.prototype.push.apply(vegetables, moreVegs)
console.log(vegetables) // ['parsnip', 'potato', 'celery', 'beetroot']how to add multiple objects into array in javascript
var arr = [{firstname: "John", lastname: "Smith"}];
arr= [...arr, {firstname: "Name1", lastname: "LName"}]Copyright © 2021 Codeinu
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