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In UNIX/LINUX, how can I find words that neither begin nor end with the letter a...

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Old 03-10-2010, 05:16 PM
Zatara Zatara is offline
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In UNIX/LINUX, how can I find words that neither begin nor end with the letter a...

In UNIX/LINUX, how can I find words that neither begin nor end with the letter a...

...using grep command? I know how to show the words that begin with a but I don't know how to do the opposite way which is neither begin no end with a


Appreciate your efforts...
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Old 03-10-2010, 05:19 PM
Bobdarshy Bobdarshy is offline
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A negation in regex can be done via [^a] (a carrot inside square brackets)
I believe the full regex you would desire would be: [^a].*[^a].

A simple test of this regex in my grep seemed to work.
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