QString contains 一个中文
#include <QtCore/QCoreApplication>
#include<QDebug>
#include <QTextCodec>
int main(int argc, char *argv[])
{
QCoreApplication a(argc, argv);
QByteArray encodedString = "测试aabcc122";
QTextCodec *codec = QTextCodec::codecForName("GBK");
QString string = codec->toUnicode(encodedString);
QString cc=codec->toUnicode(QByteArray("测试"));
qDebug()<<string.contains(cc);
return a.exec();
}