unsigned char是无符号字符,代表的范围为0-255,转QString要通过int来牵线,下面直接上代码与图: QString uncharToQstring(unsignedchar* id,intlen) { QString temp,msg;intj =0;while(j<len) { temp= QString("%1").arg((int)id[j],2,16, QLatin1Char('0')); msg.append(temp); j++; }retu...
.GetGroup("BaseApp")->GetGroup("Preferences")->GetGroup("Mod/TechDraw");std::stringdefaultDir = App::Application::getResourceDir() +"Mod/Drawing/patterns/";std::stringdefaultFileName = defaultDir +"simple.svg"; QString patternFileName = QString::fromStdString(hGrp->GetASCII("PatternFile...
编程语言提供了很多的基本数据类型，比如char，int，float，double等等。在C和C++的世界中，还有一种类型...
类型修饰符unsigned修饰( ) 类型修饰符unsigned修饰( )A. ) char ( B. ) int ( C. ) long int ( D. ) float D
(short*)data));caseQMetaType::Float:returnPyFloat_FromDouble(*((float*)data));caseQMetaType::Double:returnPyFloat_FromDouble(*((double*)data));caseQMetaType::LongLong:returnPyLong_FromLongLong(*((qint64*)data));caseQMetaType::ULongLong:returnPyLong_FromUnsignedLongLong(*((quint64*)...