Mega Code Archive
Quick sort QList
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#include <QList>
#include <QtAlgorithms> // for qSort()
#include <QStringList>
#include <QDebug>
class CaseIgnoreString : public QString {
public:
CaseIgnoreString(const QString& other = QString()) : QString(other) {}
bool operator<(const QString & other) const {
return toLower() < other.toLower();
}
bool operator==(const QString& other) const {
return toLower() == other.toLower();
}
};
int main() {
CaseIgnoreString s1("A"), s2("b"), s3 ("C"), s4("d"), s5 ("D");
QList<CaseIgnoreString> namelist;
namelist << s5 << s1 << s3 << s4 << s2;
qSort(namelist.begin(), namelist.end());
int i=0;
foreach (QString stritr, namelist) {
qDebug() << QString("namelist[%1] = %2").arg(i++).arg(stritr) ;
}
QStringList strlist;
strlist << s5 << s1 << s3 << s4 << s2;
qSort(strlist.begin(), strlist.end());
qDebug() << "StringList sorted: " + strlist.join(", ") << endl;
return 0;
}
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