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REgex Domain??




Posted by justsurge, 01-16-2009, 04:57 PM
Hi, can someone give me a snip. that uses preg_match to validate a domain and to make sure that only [a-z0-9\-] are present and warn if characters not allowed are?? php. i use perl and have no problem, with php, i get no results, i just want a warning if non alphanumeric, - are present. sorry, thx!! eliot

Posted by justsurge, 01-16-2009, 05:44 PM
solved with? [^a-z0-9\-] thx

Posted by code_iain, 01-17-2009, 12:47 AM
May want to add capitals as a precaution and the "." or all domains will fail at the TLD. [^a-zA-Z0-9\-\.] I'm sure there's a more sophisticated way to do this but I'm not sure what it is, this works for me, hope that helps.



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