Sed - An Introduction and Tutorial
This tutorial is great. I wish I had something like this years ago.
"How to use sed, a special editor for modifying files automatically.
If you want to write a program to make changes in a file, sed is the
tool to use.
There are a few programs that are the real workhorse in the Unix
These programs are simple to use for simple applications, yet have a
rich set of commands for performing complex actions.
Don't let the complex potential of a program keep you from making use
of the simpler aspects. This chapter, like all of the rest, start with
the simple concepts and introduces the advanced topics later on.
A note on comments. When I first wrote this, most versions of sed
did not allow you to place comments inside the script.
Lines starting with the '#' characters are comments.
Newer versions of sed may support comments at the end of the line as well." Sed - An Introduction and Tutorial
(Submitted by Noel Wed Nov 30, 2005 )
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