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Posted by Angelo Zanetti on 07/06/05 14:20
what about checking that the length is >0
but i think the other suggestions are fine.
André Medeiros wrote:
>On Wed, 2005-07-06 at 10:55 +0100, Ross wrote:
>
>
>>I have been using empty in forms for some time now. but have just discovered
>>that
>>
>> PHP 4 As of PHP 4, The string value "0" is considered empty.
>>
>>
>>
>>
>>Is there an alternative that will just check for empty strings. I suppose I
>>could just use eregi and check for numbers but thought there may be a
>>function that would work in a similar way.
>>
>>
>>R.
>>
>>
>>
>
>If a string is empty, it should be == ''
>
>
>
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