How to create array and add element
We can create arrays in JavaScript in different ways. If we are processing a form then elements of the form can be managed as part of an array. We will learn some different points on use of arrays and before that we will learn some basics of JavaScript array.
How to create arrays in JavaScript?
Creating and adding elements to Array
We can declare an array like this
var scripts = new Array();
scripts[0] = "PHP";
scripts[1] = "ASP";
scripts[2] = "JavaScript";
scripts[3] = "HTML";
document.write(scripts[2]);var no_array = new Array(21, 22, 23, 24, 25); // Array has 5 elements
var my_array=['4th']; // array with single elementCrating Array from a String
More practical requirement will be crating array from a string. You can read more on this on our tutorial on split.Demo of creating array from a string by using split
Array Reference How to display elements of an Array
This article is written by plus2net.com team.
More on JavaScript Arrays : Create , display and Applications
JavaScript Array Displaying elements of an array by looping through join():Displaying elements of an array using join() function sort():Sorting of elements of an array using function length:Length property to get the total number of elements in an array reverse():Reversing the elements of an array pop():Removeing last element of an array by using pop() shift():Removeing first element of an array using shift() Removeing all element of an array push():Adding elements to array using push() unshift():Adding elements to array using unshift() splice():Add replace remove elements from an array using splice() split():Creating array by splitting string variable toString: To join all elements and create a string concat: To join two or more arrays to a single array slice: To return element from an array with starting and ending positions Two Dimensional Array: Adding and displaying elements searching for matching element inside an array by using indexOf function All elements of the array separated by comma