我也时一样的情况,请问您解决了么?
wx.enableAlertBeforeUnload 没有反应wx.enableAlertBeforeUnload(Object object) 在页面回调onUnload里调用不起作用,没有反应,也没有报错,已确认基础库2.14.3 [图片]
2021-03-03我也遇到一样的问题了,请问楼主解决了么? send: fail sendUDPSocketMessage:fail The "buffer" argument must be one of type Buffer, Uint8Array, or string. Received type undefined 这是我的报错信息
UDP发送与接收异常this.udpObj=wx.createUDPSocket(); this.udpObj.bind(); this.udpObj.send({ address: '192.168.193.2', port: 8848, message: 'hello, how are you' }) this.udpObj.onListening(function(res){ console.log('监听中...') console.log(res) }) this.udpObj.onError(res=>{ console.log("error") console.log(res) }) this.udpObj.onMessage(res=>{ console.log("收到udp包的消息") console.log(res); }) {errMsg: "send: fail sendUDPSocketMessage:fail The "buffer" …r, Uint8Array, or string. Received type undefined"}errMsg: "send: fail sendUDPSocketMessage:fail The "buffer" argument must be one of type Buffer, Uint8Array, or string. Received type undefined"__proto__: Object
2020-07-21我也想知道这个是怎么实现的
小程序 蓝牙 写入多条 数据 怎么操作蓝牙连接成功后想设备传入多条数据,返回不同的值 怎么操作
2020-06-22