1.3、const char* 转QString const char* hi = "hi"; QString strhi(hi); qDebug()<<strhi; 1.4、 QString 转 QByteArray 转const char* QString strTom = "TOM"; QByteArray bstrtom = strTom.toUtf8(); const char* cTom = bstrtom.data(); qDebug()<<cTom; 1.5、QString 转QDateTime ...
const char* cTom = bstrtom.data(); qDebug()<<cTom; 1. 2. 3. 4. 1.5、QString 转QDateTime QString time = "1949-10-01 10:00:00"; QDateTime dtime = QDateTime::fromString(time,"yyyy-MM-dd hh:mm:ss"); qDebug()<<dtime; 1. 2. 3. 1.6、QDateTime 转QString QDateTime d...
9、 QByteArray 与 QString 互转 1 > QByteArray 转 QString QByteArray byte;QString string;string = QString(byte); 2 > QString 转 QByteArray QByteArray byte;QString string;byte = string.toAscii(); 10、当前时间转化为QString QString b_dateTime;b_dateTime.append(tr("%1").arg(QDateTime...
//从QString 到 std::string cstr = string((const char *)qstring.toLocal8Bit()); 一、QString与String 1)QString转String string a; QString b; a= b.toStdstring(); 2)string转QString string a; QString b; b= QString::fromestdstring(a); 二、QString和char* 1)QString转化为QByteArray...
QString 转 const char * QString str = "abc"; const char *ch1 = array.toLatin1().data(); qDebug() << ch1; // "abc" const char *ch2 = str.toStdString().c_str(); qDebug() << ch2; // "abc" 回到顶部 const char * 转 QString const char *ch = "hello world !"; Q...
2. int 转 QString int a = 5; qDebug() << QString::number(a, 10); // "5" double b = 1.2; QString str; str.setNum(b); qDebug() << str; // "1.2" 1 2 3 4 5 6 7 3. QString 转 const char * QString str = "abc"; ...
string MainWindow::qstr2str(const QString qstr) { QByteArray cdata = qstr.toLocal8Bit(); return std::string(cdata); }QT string转QStringQString str2qstr(const std::string str) { return QString::fromUtf8(str.data()); //return QString::fromLocal8Bit(str.data()); }...
1、QString 转wchar_t* wchar_t szBuf[1024]; QString str = tr("hello"); wcscpy_s(reinterpret_cast<wchar_t*>(szBuf), sizeof(szBuf) / sizeof(wchar_t), reinterpret_cast<const wchar_t*>(str.utf16())); 2、wchar_t *转QString ...
1、std::string转QString 代码语言:javascript 复制 std::string str="hello wrold!";QString qstr=QString::fromStdString(str); 2、QString转std::string 代码语言:javascript 复制 QString qstr="hello wrold!";std::string str=qstr.toStdString();...
7. QString 与 char * 的转换 //QString 转 char *QString str;char*ch;QByteArray byte=str.toUtf8();ch=byte.data();QString str;std::string string=str.toStdString();constchar*ch=string.c_str();//char * 转 QStringconstchar*ch="hello";QStringstr(ch);constchar*ch="hello";QString...