新建文件夹
..........\myDOM1
..........\......\main.cpp
..........\......\my.xml
..........\......\myDOM1.pro
..........\mySAX
..........\.....\main.cpp
..........\.....\my.xml
..........\.....\mySAX.pro
..........\.....\mysax.cpp
..........\.....\mysax.h
..........\myXmlStream
..........\...........\main.cpp
..........\...........\my.xml
..........\...........\myXmlStream.pro