1QString Port_str ="8000";2quint Port_num;3Port_num=quint(Port_str.toUint());/*quint转QString*/ 4 quint Port_num =8000;5QString IP_str;6 IP_str = QString::number(IP_num);
1QString str("123");2std::stringtemp =str.toStdString();3constchar* constChar =temp.c_str();4char* result =newchar[strlen(constChar) +1];5strcpy(result, constChar);6qDebug() << result;//123 7、quint16转char* 1quint16 code =9299;2charbuff[3];3memcpy(buff,&code,sizeof(quint16...
fun1:QString::toInt() QString str = "0xff"; qDebug().noquote() << "16进制转10进制:" << str.toInt(nullptr, 16); 1. 2. 输出结果 16进制转10进制: 255 1. 格式化输出 quint16 num = 0xff; qDebug().noquote() << "十进制输出: " << QString("%1").arg(num); // 不足四位...
QString data="1234"; quint16 port; port=quint(data.toUint()); QString data="helloworld!"; QByteArray prodata; prodata.append(data); 慢慢收集哦!!!
quint16addr=QUIHelper::strBinToDecimal(strBin);body.append(QUIHelper::ushortToByte(addr));QStringtype=QString("串口[%1] %2报警联动 %3").arg(comName).arg(alarm?"启动":"停止").arg(linkAddr);writeData(comName,type,modelAddr,body);}}}voidAlarmLink::append(constQString&positionID){//...
选择QStringList中的串口名称,通过setPortName(QString)来设置打开那个串口,使用open(QIODevice::ReadWrite)用ReadWrite 的模式尝试打开串口,打开成功后设置串口通信的波特率,校验方式等配置。(打开方式有多种,只读(r/o)、只写(w/o)或读写(r/w)模式) ...
quint16 port;//服务器端口,quint16-->unsigned short QList<QTcpSocket*> tcpClientList;//容器:保存和客户端通信的套接字 QTimer timer;//定时器,定时检查容器中和客户端通信的套接字是否为正常连接状态 }; #endif // SERVERDIALOG_H serverdialog.cpp ...
QStringdestIpAddress="192.168.1.100"; quint16 destPort=5000; av_register_all(); AVCodec*videoCodec=avcodec_find_encoder(AV_CODEC_ID_H264); if(!videoCodec){ qDebug()<<"Failed to find H.264 encoder."; return-1; } AVCodecContext*videoCodecCtx=avcodec_alloc_context3(videoCodec); ...
1 quint16 port=8080; RecvTP_UdpSocket.bind(QHostAddress("127.0.0.1"),port); SendTP_UdpSocket.bind(QHostAddress("192.168.0.1"),port); SendTP_UdpSocket.writeDatagram(tpByteArray,QHostAddress("127.0.0.1"),port); qDebug()<<"Send the data!"; for(;;) { if(RecvTP_...