usage...sed/awk/reg-exp ..in shell scripting


 
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# 1  
Old 05-22-2008
usage...sed/awk/reg-exp ..in shell scripting

in shell scripting there is extensive usage of

i> regular expression
ii>sed
iii>awk

can anyone tell me the suitable contexts ...i mean which one is suitable for what kind of operation.

like the reg-exp and sed seems to be doing the same job..i.e pattern matching
# 2  
Old 05-22-2008
A useful link for tutorials:

https://www.unix.com/answers-frequent...tutorials.html

I can highly recommend this book:

sed & awk

Regards
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