百度智能小程序 監(jiān)聽錯誤

swan.onSocketError

解釋：監(jiān)聽 WebSocket 錯誤

方法參數(shù)

Function callback

示例 

在開發(fā)者工具中打開

圖片示例

代碼示例

<button type="primary" bindtap="onSocketError">點擊打開websocket事件并監(jiān)聽錯誤事件</button>

Page({
    onSocketError() {
        swan.onSocketError(function(res) {
            swan.showModal({
                title: '監(jiān)聽到webSocket連接出錯',
                content: JSON.stringify(res)
            });
            console.log('WebSocket連接打開出錯', res);
        });

        swan.connectSocket({
            url: 'wss://echo.websocket.org',
            success: res => {
                console.log('connectSocket success', res);
            },
            fail: err => {
                console.log('connectSocket fail', err);
            }
        });
    }
});