http://etext.lib.virginia.edu/services/helpsheets/unix/regex.html has a good introduction to Regular Expressions – grep, sed, and friends.
It includes a brief discussion on Backreferences (aka “the stuff that * matched”)
This entry was posted on Wednesday, April 18th, 2007 at 9:20 am and is filed under grep, links, linux, regexp, shell, sysadmin, tips, unix. You can follow any responses to this entry through the RSS 2.0 feed.
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