【Qt获取当前路径】QDir::currentPath()和QAppllication::appllicationDirPath()区别

QT中QDir::currentPath()和QAppllication::appllicationDirPath()用法区别
参考文献：https://blog.csdn.net/bzhxuexi/article/details/38087119
https://blog.csdn.net/liyuanbhu/article/details/53710249