[thelist] js testing for empty fields

Kae Verens kverens at contactjuggling.org
Thu Feb 13 10:43:01 CST 2003


Tom Dell'Aringa wrote:
>>you could also probably get away with this:
>>if(myForm.elements['myField'].value.length<1)
>
> Would this for sure cover both cases?

It should - I haven't tested this, but I believe that .value.length
should return -1 if .value is null, and of course 0 if it's an empty
string or a number.

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