JavaScript - Array push() Method

Description

Javascript array push() method appends the given element(s) in the last of the array and returns the length of the new array.

Syntax

Its syntax is as follows −

array.push(element1, ..., elementN);

Parameter Details

element1, ..., elementN: The elements to add to the end of the array.

Return Value

Returns the length of the new array.

Example

Try the following example.

Live Demo

<html>
   <head>
      <title>JavaScript Array push Method</title>
   </head>
   
   <body>   
      <script type = "text/javascript">
         var numbers = new Array(1, 4, 9);
         
         var length = numbers.push(10);
         document.write("new numbers is : " + numbers ); 
         
         length = numbers.push(20);
         document.write("<br />new numbers is : " + numbers ); 
      </script>      
   </body>
</html>

Output

new numbers is : 1,4,9,10
new numbers is : 1,4,9,10,20

javascript_arrays_object.htm