you can pass this code fragment, understand : 1.BMP the structure of the document, storage. 2. For simple image authentication code on how to deal with the identification. Of course, you can also use it to complete some simple eligible Photo identification code verification processing. Document : demo.php demo script NEATBMP256ValidPic.class.php script-related readme.txt this document 3721.bmp 3721 Image Verification Code csdn . bmp CSDN Image Verification Code

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...............\validpic


...............\........\demo.php
...............\........\NEATBMP256ValidPic.class.php
...............\........\readme.txt
...............\下载说明.txt
...............\起点下载帮助.htm

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