本程序是通过面向对象的最重要的特点“类”来设计出来的，其功能是实现简单计算器相关运算。包括实现数据的加、减、乘、除以及求倒数和开根号等一些计算功能；计算器的设计是以日常生活中常用计算器为原型设计的，可以实现小数的输入输出和清零功能。-This procedure is out of the " class" of the most important features of object-oriented design, and its function is to achie

将一些常用的文件关联到此程序中，达到快速打开的效果。多用于关联SDK等帮助文档的关联；当然教学视频等也是很常见的-Associate some commonly used files to the program, to quickly open effect. More help for the association and other related SDK documentation of course, instructional videos, etc. are also very