读取dxf格式的程序，演示，可以很容易扩展。

html网页文件转化为相同效果的txt文件-change html files to txt files

用二叉树的算法对指定目录下的文件和目录以格式化的方法保存。 -Using Binary tree to save the text in sepecific file and catalogue

XML表单的应用，提供了多种XML表单的示例代码。-XML form of the application, provides a wide range of XML form of the sample code.

跨平台（WINDOWS, LINUX）的创建带路径的文件的APIs-sevrial functions, such as osi_fopen (open a designated file with path which does not exist)

可以用来读取3DS文件模型,一个非常完善的类,可读所有3DS模型文件，是3D编程的好-can be used to read documents 3DS model, a very sound category, all 3DS model readable documents, 3D programming is a good Dongdong

将txt文件改名后另存，适用于批处理文件改名行为，省去手工工作-txt file will be renamed after the Save applicable to the batch file renaming, eliminating manual work

一个非常棒的多文件上传源码，用vs2005或更高版本可以打开。-A great source of multi-file upload, use vs2005 or later can open.

vc做的记事本，简单，字符串处理，输入输入-vc make the Notepad, a simple, string processing, input input

实现文本串的自由拆分，可用于命令行分解和字符管理部分-free separation can be used to the command line management of decomposition and some characters

一个非常好用的excel操作类，符合人工学-operator excel is very good