static void runCmdTools(const QString& cmd){
QProcess p;
p.start("cmd", QStringList() << "/c" << cmd);//p.startDetached("cmd", QStringList() << "/c" << cmd)
p.waitForFinished();
p.close();
}
读取执行CMD返回的值
static QString readCmdContent(const QString& cmd)
{
QProcess p;
p.start(cmd));
if(!p.waitForFinished())
return NULL;
QString tmp;
QString info = tmp.prepend(p.readAll());
p.close();
return info;
}