FileOP

微软的Excel对象模型包括了128个不同的对象，从矩形，文本框等简单的对象到透视表，图表等复杂的对象．下面我们简单介绍一下其中最重要(VC Read Excel)

能够精确得到物理磁盘序列号，获取磁盘的大小与对应分区个数，区分是usb还是和本地硬盘(Can accurately be physical disk serial number, get the size of the disk partition and the corresponding number, and the distinction between a local hard disk or usb)

首先通过文件操作，读取文件内容，把字符逐个提取后统计字符频率，建立哈夫曼树和进行哈夫曼编码，当然这是根据ASCII编码来将字符转换为二进制，然后实现前缀编码，然后把编码后的使用二进制流写入相应文件(First through file operations, read the file content, the characters one by one after extracting character frequency statistics, establish a Huffman tree and Huffman encoding, and, of course, this is according to ASCII code to convert characters to the binary, then realize the prefix encoding, and then the encoded using binary stream into the corresponding files )

说明：  读取Dxf文件,并且可以将其转换为数控机床可加工的NC档案(Read Dxf file and convert it into NC file which can be processed by NC machine tool)

可运行的日记文件，可以记录内容并按时间分类，根据你的输入打开，删改日记文件等(a diary which can be executed so that you can record your diary and date.It can be )

Excel读写保存操作，可以判断Excel数据框中数据类型，包含示例(Excel read and write)

文件操作 以二进制格式读写文件 数据保存打开类型 (File operations data read and write files in binary format to save the open type)

说明：  很简单的桌面控制程序，适合初学者学习使用(Very simple desktop control program for beginners learning to use)

VC++逐行读取Txt文本文件，只是一个读写方式的不同，总之最终的目标是读取整个文件(VC++ read line by line Txt text file, just a different way of reading and writing, in short, the ultimate goal is to read the entire document)

通过ADo显示Excel内容 并对Excel中数据进行添加、删除、修改等操作(Excel content through ADo display data in Excel and add, delete, modify and other operations)