HTML | onerror Event Attribute - Tutorialspoint.dev

This attribute works when an error occurs while loading an external file. The external file may contain document file or image file.

Syntax:

<element onerror = "script">

Attribute Value: This attribute contains single value script which works when onerror event attribute call. This attribute is supported by <img>, <input type=”image”>, <object>, <link>, and <script> tags.

Example:

<!DOCTYPE html> 
<html> 
    <head> 
        <title>onerror event attribute</title> 
        <style> 
            body { 
                text-align:center; 
            } 
            h1 { 
                color:green; 
            } 
        </style> 
    </head> 
    <body> 
        <img src="image.gif" onerror="myFunction()"> 
        <h1>GeeksforGeeks</h1> 
        <h2>onerror event attribute</h2> 
        <script> 
        function myFunction() { 
            alert("The image could not be loaded."); 
        } 
        </script> 
    </body> 
</html>                     

Output:

Supported Browsers: The browser supported by onerror attribute are listed below:

Chrome
Internet Explorer
Firefox
Safari
Opera

HTML | onerror Event Attribute

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