The WebSocket.onerror property returns the event listener to be called when an error occurs. This is a simple event named "error".
aWebSocket.onerror = function(event) {
console.error("WebSocket error observed:", event);
}; An EventListener.
| Specification | Status | Comment |
|---|---|---|
| HTML Living Standard The definition of 'WebSocket: onerror' in that specification. | Living Standard | Initial definition |
| Desktop | ||||||
|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | |
| Basic support | Yes | ? | Yes | ? | Yes | ? |
| Mobile | |||||||
|---|---|---|---|---|---|---|---|
| Android webview | Chrome for Android | Edge Mobile | Firefox for Android | Opera for Android | iOS Safari | Samsung Internet | |
| Basic support | ? | Yes | ? | Yes | ? | ? | ? |
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Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Web/API/WebSocket/onerror