Re: alternative to empty

Use the trim function, http://php.net/manual/en/function.trim.php 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.