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DOM Document getElementById() Method
Document ObjectExample
Return the element with the specified ID:
document.getElementById("demo");
Try it yourself »
Definition and Usage
The getElementById() method returns the element that has the ID attribute with the specified value.
Read more about the Element Node object in our Element Node object reference.
This method is one of the most common methods in the HTML DOM, and is used almost every time you want to manipulate, or get info from, an element on your document.
Returns null if no elements with the specified ID exists.
Returns undefined if more that one element with the specified ID exists.
Browser Support
The getElementById() method is supported in all major browsers.
Syntax
document.getElementById(elementID)
Parameters
| Parameter | Type | Description |
|---|---|---|
| elementID | String | Required. The ID attribute's value of the element you want to get |
Return Value
| Type | Description |
|---|---|
| Element object | The element with the specified ID |
Technical Details
| DOM Version | Core Level 2 |
|---|
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