SocketTask.onError

解釋：監(jiān)聽(tīng) WebSocket 錯(cuò)誤。

方法參數(shù)

Function callback

示例 

在開(kāi)發(fā)者工具中打開(kāi)

圖片示例

代碼示例

<button type="primary" bindtap="socketTaskOnError">socketTask.onError</button>

Page({
    socketTaskOnError() {
        const socketTask = swan.connectSocket({
            url: 'wss://xxx.websocket',
            success: res => {
                console.log('connectSocket success', res.socketTaskId)
            },
            fail: err => {
                console.log('connectSocket fail', err);
            }
        });
        socketTask.onError(res => {
            console.log('socketTask.onError success', res);
            swan.showModal({
                title: '監(jiān)聽(tīng)錯(cuò)誤發(fā)送事件成功',
                content: JSON.stringify(res)
            });
        });
        this.socketTask = socketTask;
    }
});