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JS & DOM Reference

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onerror Event

Event Object Reference Event Object

Example

Execute a JavaScript if an error occurs when loading an image:

<img src="image.gif" onerror="imgError()" />

Try it yourself »

Definition and Usage

The onerror event is triggered if an error occurs while loading an external file (e.g. a document or an image).

Syntax

In HTML:

<element onerror="SomeJavaScriptCode">

In JavaScript:

object.onerror="SomeJavaScriptCode"

Parameter	Description
SomeJavaScriptCode	Required. Specifies a JavaScript to be executed when the event occurs

Browser Support

The onerror event is supported in all major browsers.

onerror is Supported by the Following HTML Tags:

<img>, <object>, <script>, <style>

onerror is Supported by the Following JavaScript Objects:

XMLHttpRequest

Event Object Reference

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