QString s = "www.amin-ahmadi.com"; First convert it tostd::stringand then use itsc_strmethod, like this: s.toStdString().c_str()
This is a sample function how Qt : Convert QString to char datatype :const char *QString2char(QString str) { QByteArray byteArray; const char *cstr; byteArray = str.toUtf8(); cstr = byteArray.constData(); return(cstr); }This is the sample method, how we can use Qt : Convert ...
while std has std::string, to change between them, use following code: // #include <QMessageBox>usingnamespacestd;// #include <fstream>#include<cassert>QStrings2q(std::string&str){autoqs=QString::fromLocal8Bit(QByteArray::fromRawData(str.c_str(),str.size()));returnqs;}QStrings2q...
ui(new Ui::Assistant_1){ui->setupUi(this);BeaWindow();//窗口优化BeaBtn();//按钮优化}Assistant_1::~Assistant_1(){delete ui;}//点击下一步voidAssistant_1::on_pushButton_clicked(){this->close();Assistant_2*assistant_2=newAssistant_2();assistant_2->show();Q...
Crash Report This crash report was reported through the automatic crash reporting system 🤖 Traceback TypeError: unable to convert a Python 'int' object to a C++ 'QString' instance TypeError: unable to convert a Python 'int' object to a C...
adl_serializer<T,void>' has already been instantiated with [ T=QString ] error C2766: explicit specialization; 'nlohmann::json_abi_v3_11_2::adl_serializer<T,void>' has already been defined with [ T=QString ] : note: see previous definition of 'adl_serializer<QString,void>' ``` etc...
修改config.h,开启XTOSTRUCT_QT这个宏 当前支持 QString/QMap/QList/QVector xml bson libconfig 如果需要这些功能,需要修改config.h来开启 不支持直接转换vector/map之类的,需要放结构体里面 由于xml/libconfig不支持用纯数字作为key,所以如果需要用map<int, xxx>,那么key需要用x+数字的方式,比如x100 ...
+ cmd.setText( QStringLiteral("ЗДРАВСТВУЙТЕ") ); command( cmd, this, SLOT(sendDisplayTextMenu()), QSimCommand::UCS2Strings ); } @@ -875,8 +874,7 @@ void ConformanceSimApplication::GetInkeyMenu( const QSimTerminalResponse& resp ) ...
I guess you need to replace two obsolete lines: table->verticalHeader()->setResizeMode(QHeaderView::ResizeToContents);table->horizontalHeader()->setResizeMode(QHeaderView::ResizeToContents); with the following Qt 5 code: table->verticalHeader()->setSectionResizeMode(QHeaderView::ResizeToContents);tabl...
#include <bits/stdc++.h> using namespace std; //前向声明目标类 class Class_type_two; // 源类,即 // 要转换成另一种类的类 class Class_type_one { string a = "GeeksforGeeks"; public: // 会返回字符串类型数据的成员函数 string get_string() { return (a); } // 显示数据的成员函数...