Javascript array push() method appends the given element(s) in the last of the array and returns the length of the new array.
Its syntax is as follows −
array.push(element1, ..., elementN);
element1, ..., elementN: The elements to add to the end of the array.
Returns the length of the new array.
Try the following example.
<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>
new numbers is : 1,4,9,10 new numbers is : 1,4,9,10,20