Original link:
http://www.cnblogs.com/think/archive/2006/04/03/365742.html
.net regular expressions in the use of advanced techniques (a)
.net in the regular expression to use advanced skills (b)
.net in the regular expression to use advanced techniques (three)
.net in the regular expression to use advanced techniques ( four)
Reproduced in: https: //www.cnblogs.com/think/archive/2006/04/03/365742.html