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Posted By

alti on 01/21/08

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01/21/08 08:25am

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 / Published in: Regular Expression

 

m/^([01]?\d\d|2[0-4]\d|25[0-5])\.([01]?\d\d|2[0-4]\d|25[0-5])\.
   ([01]?\d\d|2[0-4]\d|25[0-5])\.([01]?\d\d|2[0-4]\d|25[0-5])$/;

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Posted By: Scooter on July 26, 2008

I've never seen an IP address with leading zeros; is that permitted? You could reduce your pattern length by combining the three trailing octets. http://snipplr.com/view/7522/ip-address/