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[akshay@nio tmp]$ cat file
<a href="linux">Linux</a>
<a href="unix">Unix</a>
<a href="oracle">Oracle</a>
<a href="perl">Perl</a>
[akshay@nio tmp]$ grep -oP '(?<=>).*(?=</a>)' file
Linux...

Hi KCApple,

Following awk solution may help you which is very easy too.


awk -F["><"] '{print $3}' Input_file


Output will be as follows.

Linux
Unix
Oracle
Perl


EDIT: Just...

Would you use the butter knife to carve the turkey at dinner time?
grep is not the tool for what you want to learn.
What you want to learn is Regular Expressions, which ironically, it is not the...

Any reason to insist on grep instead of sed or awk for parsing your input...
sed 's/\(.*>\)\(.*\)\(<.*\)/\2/g' file
or
awk -F"[<>]" '{print $3}' file

You might have to go through the man page for more details..
Below is one of the example where I used FILENAME in awk.. As you can see I have used 4 files here, depending upon filenames I had to...

Yes you can it all depends what you wanna do with them?
You can use FNR or if you have more than 3 use FILENAME it will make your code more presentable.. :)