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Regular Expressions in Linux Explained with Examples

Oct 16, 2012, 10:00 (0 Talkback[s])
(Other stories by Surendra Anne)

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Regular expressions (Regexp)is one of the advanced concept we require to write efficient shell scripts and for effective system administration. Basically regular expressions are divided in to 3 types for better understanding.

1)Basic Regular expressions
2)Interval Regular expressions (Use option -E for grep and -r for sed)
3)Extended Regular expressions (Use option -E for grep and -r for sed)

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