The error
event of the EventSource
API is fired when a connection with an event source fails to be opened.
This event is not cancelable and does not bubble.
The error
event of the EventSource
API is fired when a connection with an event source fails to be opened.
This event is not cancelable and does not bubble.
Use the event name in methods like addEventListener()
, or set an event handler property.
addEventListener('error', event => { }); onerror = event => { };
A generic Event
.
var evtSource = new EventSource('sse.php'); // addEventListener version evtSource.addEventListener('error', (e) => { console.log("An error occurred while attempting to connect."); }); // onerror version evtSource.onerror = (e) => { console.log("An error occurred while attempting to connect."); };
Desktop | Mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | WebView Android | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | |
error_event |
6 |
79 |
6 |
No |
12 |
5 |
4.4 |
18 |
45 |
12 |
5 |
1.0 |
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https://developer.mozilla.org/en-US/docs/Web/API/EventSource/error_event