Qt读写XML文件_qt 写xml文件

项目*.pro 里添加

QT += xml

1 写XML :  main.cpp

#include <QtCore>
#include <QDebug>
#include <QtXml>
int main(int argc, char *argv[])
{
    QCoreApplication a(argc, argv);
    //Write XML
    QDomDocument document;
    //Make the root element
    QDomElement root =document.createElement("Books");
    //Add it to the documnet
    document.appendChild(root);
    //Add some elements
    for(int i =0;i<10;++i)
    {
        QDomElement book = document.createElement("Book");
        book.setAttribute("Name","My Book " +QString::number(i));
        book.setAttribute("ID",QString::number(i));
        root.appendChild(book);
        for(int h=0;h<10;h++)
        {
            QDomElement chapter = document.createElement("Chapter");
            chapter.setAttribute("Name","My Chapter " &#