C++之文件重定向 通过txt读入数据和txt写数据

原創 Lynn_lurk 2020-02-20 23:18

txt输入

项目名称1test11，源文件1teat25


编译1test25后，找到工程的编译文件1test11.exe；数据输入文件dataIn，数据输出文件dataOut。

dataIn说明：第一列 书编号；第二列：书数量；第三列 书单价；

dataOut说明：第一列 书编号；第二列 书总数量； 第三列 书总价 ； 第四列 书单价。

关键cmd命令：编译文件exe名称  <输入文件名  >输出文件名


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