#include <QCoreApplication>
#include<QList>
#include<QDebug>
int main(int argc, char *argv[])
{QCoreApplication a(argc, argv);QList<int> listInt;//添加for(int i =0;i<10;i++){listInt.append(i);//也可以这样添加元素//listInt<<i;
    }//删除qDebug()<<"删除3";listInt.removeAt(3);//查询foreach (int item, listInt) {qDebug()<<item;}qDebug()<<"Iterator";//迭代器QListIterator<int> iterator(listInt);while(iterator.hasNext()){qDebug()<<iterator.next();if(iterator.hasNext())qDebug()<<"the Next is :"<<iterator.peekNext();}//返转
    iterator.toBack();while(iterator.hasPrevious()){qDebug()<<iterator.previous();}qDebug()<<"可变迭代器QMutableListIterator";//可变的迭代器QMutableListIterator<int> mutableiterator(listInt);mutableiterator.insert(13);mutableiterator.insert(14);mutableiterator.insert(15);while(mutableiterator.hasNext()){int i=  mutableiterator.next();if(i==2||i==6){mutableiterator.remove();}}//查询foreach (int item, listInt) {qDebug()<<item;}return a.exec();
}

#include <QCoreApplication>
#include<QLinkedList>
#include<QDebug>int main(int argc, char *argv[])
{QCoreApplication a(argc, argv);QLinkedList<int> link;link<<1<<2<<2<<3<<4;qDebug()<<"迭代器访问QLinkedListIterator";QLinkedListIterator<int> iterator(link);while(iterator.hasNext()){qDebug()<< iterator.next();}//删除第一个2link.removeOne(2);//添加两个3这两种方式一样link.push_back(3);link.append(3);//删除所有的3link.removeAll(3);qDebug()<<"普通访问foreach";foreach (int item, link) {qDebug()<< item;}qDebug()<<"迭代器QMutableLinkedListIterator";QMutableLinkedListIterator<int> mutableIter(link);while(mutableIter.hasNext()){int i= mutableIter.next();if(i==1){mutableIter.insert(90);}if(i==4){mutableIter.remove();}qDebug()<<i;}qDebug()<<"迭代器QMutableLinkedListIterator重新访问";mutableIter.toFront();while(mutableIter.hasNext()){int i= mutableIter.next();qDebug()<<i;}//mutablereturn a.exec();
}

#include <QCoreApplication>
#include<QMap>
#include<QDebug>
int main(int argc, char *argv[])
{QCoreApplication a(argc, argv);QMap<int,QString> map;map.insert(1,"a");map.insert(2,"b");map.insert(3,"c");QMutableMapIterator<int,QString> mutableIte(map);while(mutableIte.hasNext()){mutableIte.next();qDebug()<<mutableIte.key()<<" "<<mutableIte.value();}return a.exec();
}

#include <QCoreApplication>
#include<QList>
#include<QDebug>
#include<QVector>
int main(int argc, char *argv[])
{QCoreApplication a(argc, argv);QList<int> listStrs;listStrs<<10<<5<<8<<2<<7;qSort(listStrs);foreach (int i, listStrs) {qDebug()<<i;}qDebug()<<"____________________________";listStrs.clear();listStrs<<10<<5<<8<<2<<7;qSort(listStrs.begin()+1,listStrs.end()-1);foreach (int i, listStrs) {qDebug()<<i;}qDebug()<<"______________qCopy______________";QVector<int> newVec(5);qCopy(listStrs.begin(),listStrs.end(),newVec.begin());foreach (int i, newVec) {qDebug()<<i;}qDebug()<<"______________qFind______________";listStrs.clear();listStrs<<2<<5<<8<<2<<7;QList<int>::const_iterator iterFin=qFind(listStrs,2);if(iterFin!=listStrs.end()){qDebug()<<*iterFin;}else{qDebug()<<"notFound!";}return a.exec();
}