Edit The Code:
See Result »
Try it Yourself - ©
w3ii.com
<!DOCTYPE html> <html> <body> <p>This example demonstrates how to assign an "onerror" event to an img element.</p> <img src="image.gif" onerror="myFunction()"> <p id="demo"></p> <script> function myFunction() { document.getElementById("demo").innerHTML = "The image could not be loaded."; } </script> </body> </html>