SPUG: your moment of regex zen..

[Bill Campbell]

On Wed, Jan 12, 2011, Fred Morris wrote:
>I typed this while munging FQDNs (hostnames to normal folk) for subsequent use 
>in regexes. Then I stared at it.
>
>  s/[.]/[.]/go
>
>Yes, it does do something.

That's why vi(m) has undo.

Bill
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