Dev C++ txt文档写入程序实例 一段简单的C++txt文档写入程序-Dev C++ Txt document written procedure for some simple examples of C++ Txt document written procedures

简单的打印功能测试程序。 开发环境：Dev-c++，需要在工程属性-参数-连接器里添加Dev-c++安装目录/lib/libwinspool.a。 使用时点击file-print菜单测试-A simple print function testing procedures. Development Environment: Dev-c++, needed in the engineering properties- parameters- Connectors lib added Dev

针对pipeline,从新改写虚拟打印机程序，对于从事驱动开发人员有用-pipeline printer dev