Element: error event
The error
event is fired on an Element
object when a resource failed to load, or can't be used. For example, if a script has an execution error or an image can't be found or is invalid.
Bubbles | No |
---|---|
Cancelable | No |
Interface | Event or UIEvent |
Event handler property | onerror |
The event object is a UIEvent
instance if it was generated from a user interface element, or an Event
instance otherwise.
Examples
Live example
HTML
<div class="controls">
<button id="img-error" type="button">Generate image error</button>
<img class="bad-img" />
</div>
<div class="event-log">
<label>Event log:</label>
<textarea readonly class="event-log-contents" rows="8" cols="30"></textarea>
</div>
JS
const log = document.querySelector('.event-log-contents');
const badImg = document.querySelector('.bad-img');
badImg.addEventListener('error', (event) => {
log.textContent = log.textContent + `${event.type}: Loading image\n`;
console.log(event)
});
const imgError = document.querySelector('#img-error');
imgError.addEventListener('click', () => {
badImg.setAttribute('src', 'i-dont-exist');
});
Result
Specifications
Specification |
---|
UI Events # event-type-error |
Browser compatibility
BCD tables only load in the browser
See also
- This event on
Window
targets:error
event