#include?“mainwindow.h“
#include?

int?main（int?argc?char?*argv[]）
{
????QApplication?a（argc?argv）;
????MainWindow?w;
????w.show（）;

????return?a.exec（）;
}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件????????1279??2018-10-13?11:20??hello.pro
?????文件???????48919??2018-10-13?12:58??hello.pro.user
?????文件?????????183??2018-10-13?11:20??main.cpp
?????文件?????????233??2018-10-13?11:20??mainwindow.cpp
?????文件?????????319??2018-10-13?11:20??mainwindow.h
?????文件?????????691??2018-10-13?12:08??mainwindow.ui