转自:https://blog.youkuaiyun.com/i_fuqiang/article/details/21174227
发送:
void TcpS::btn_send()
{
QByteArray datasend = ui->textEdit->toPlainText().toLocal8Bit();
m_tcpsocket->write(datasend);
}
接收:
void TcpS::read_datagram()
{
QByteArray dataread = m_tcpsocket->readAll();
QString str = QString::fromLocal8Bit(dataread);
ui->textBrowser->insertPlainText(str+"\n");
}