To include the definitions of the module's classes, use the following directive:
To link against the module, add this line to your qmake
QT += xml
The Qt XML C++ Classes page gives an overview over the available classes in this module.
The Qt XML module is available under commercial licenses from The Qt Company. In addition, it is available under free software licenses. Since Qt 5.4, these free software licenses are GNU Lesser General Public License, version 3, or the GNU General Public License, version 2. See Qt Licensing for further details.
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