Posted by Steve Turnbull on 09/08/05 11:15

On Thu, 08 Sep 2005 19:27:49 +1200, Jasper Bryant-Greene wrote:

> Steve Turnbull wrote:
>> I am trying to find a regular expression to match a variable, what I think
>> should work (but doesn't) is;
>>
>> preg_match ('^/[\w],[\w],/', $variable)
>>
>> The $variable MUST contain an alpha-numeric string, followed by a comma,
>> followed by another alpha-numeric string, followed by another comma
>> followed by (but doesn't have to!!) another alpha-numeric string followed
>> by nothing.
>>
>> I realise my regex above doesn't allow for the last 'followed by nothing',
>> but to me it looks like it should match the first part of the string up to
>> the last comma?
>
> Something like
>
> '/^\w+,\w+,\w*$/'
>
> maybe? (untested)
>
> http://php.net/reference.pcre.pattern.syntax

Thats got me a lot further - thanks

I reduced it slightly to '/^\w+,\w+,' because at the end there is the
possibility of an alpha-numeric character(s) OR nothing at all with the
exception of a possible line break (note possible)

It's the 'possibly nothing at all' which I am slightly stuck on

Thanks
Steve

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