WebSocket: 错误事件
Baseline
Widely available
This feature is well established and works across many devices and browser versions. It’s been available across browsers since 2015年7月.
当websocket的连接由于一些错误事件的发生 (例如无法发送一些数据) 而被关闭时，一个error事件将被引发。
示例
js
// Create WebSocket connection
// 创建一个 WebSocket 连接
const socket = new WebSocket("ws://localhost:8080");
// Listen for possible errors
// 监听可能发生的错误
socket.addEventListener("error", function (event) {
console.log("WebSocket error: ", event);
});
规范
| Specification |
|---|
| WebSockets # dom-websocket-onerror |