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JavaScript push() Method
JavaScript Array Object
Definition and Usage
The push() method adds new elements to the end of an array, and returns the new length.
Note: This method changes the length of an array!
Syntax
array.push(element1, element2, ..., elementX)
| Parameter | Description | element1, element2, ..., elementX | Required. The element(s) to add to the end of the array |
|---|
Browser Support
The push() method is supported in all major browsers.
Tips and Notes
Tip: To add one or more elements to the beginning of an array, use the unshift() method.
Example
Example
Add new elements to the end of an array, and return the new length:
<script type="text/javascript">
var fruits = ["Banana", "Orange", "Apple", "Mango"];
document.write(fruits.push("Kiwi") + "<br />");
document.write(fruits.push("Lemon","Pineapple") + "<br />");
document.write(fruits);
</script>
var fruits = ["Banana", "Orange", "Apple", "Mango"];
document.write(fruits.push("Kiwi") + "<br />");
document.write(fruits.push("Lemon","Pineapple") + "<br />");
document.write(fruits);
</script>
The output of the code above will be:
5
7
Banana,Orange,Apple,Mango,Kiwi,Lemon,Pineapple
7
Banana,Orange,Apple,Mango,Kiwi,Lemon,Pineapple
Try it yourself »
JavaScript Array Object
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Tutorials, references, and examples are constantly reviewed to avoid errors, but we cannot warrant full correctness of all content.
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Copyright 1999-2012 by Refsnes Data. All Rights Reserved.
Tutorials, references, and examples are constantly reviewed to avoid errors, but we cannot warrant full correctness of all content.
While using this site, you agree to have read and accepted our terms of use and privacy policy.
Copyright 1999-2012 by Refsnes Data. All Rights Reserved.