Scratch is supposed to be a simple language processor which can be easily implemented in PHP for use in Web Content Management Systems, or other applications such as Weblogs
[2] Scratch -- A Simple Text Formatting Processor ( 版) http://web.archive.org/web/20070807203947/http://scratchml.sourceforge.net/manual.php
[3] Scratch -- A Simple Text Formatting Processor, http://scratchml.sourceforge.net/manual.php