The readystatechange
event is fired when the readyState
attribute of a document has changed.
Bubbles | No |
---|---|
Cancelable | No |
Interface | Event |
Event handler property | onreadystatechange |
Examples
Live example
HTML
<div class="controls">
<button id="reload" type="button">Reload</button>
</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 reload = document.querySelector('#reload');
reload.addEventListener('click', () => {
log.textContent ='';
window.setTimeout(() => {
window.location.reload(true);
}, 200);
});
window.addEventListener('load', (event) => {
log.textContent = log.textContent + 'load\n';
});
document.addEventListener('readystatechange', (event) => {
log.textContent = log.textContent + `readystate: ${document.readyState}\n`;
});
document.addEventListener('DOMContentLoaded', (event) => {
log.textContent = log.textContent + `DOMContentLoaded\n`;
});
Result
Specifications
Specification | Status | Comment |
---|---|---|
HTML Living Standard The definition of 'readystatechange' in that specification. |
Living Standard |
Browser compatibility
BCD tables only load in the browser
See also
- Related events:
DOMContentLoaded
,load
,beforeunload
,unload