Try
if(!textBox.getText().matches("[A-Za-z]+")) // fails validation, can't be
blank
if(!textBox.getText().matches("[A-Za-z]*")) // fails validation, can be
blank
You can amend the regular expression to validate pretty much anything
Ian
http://examples.roughian.com
2009/5/27 hezjing <[email protected]>
> Hi poonam
> Instead of writing your own validation class, would you consider one of the
> GWT validation libraries?
> e.g. https://sourceforge.net/projects/gwt-vl/
>
> I'm a newbie, and I'm still looking for a GWT validation library ... is
> there anyone able to share their experience in GWT validation?
>
>
> On Wed, May 20, 2009 at 8:43 PM, poonam <[email protected]> wrote:
>
>>
>> Can anyone help me in writing a simple gwt class for validating the
>> input.
>> My requirement is that, I need to check that the input in the textbox
>> is alphabetic, and if the input is anything other than alphabet it
>> displays the error message.
>> Thanks
>>
>>
>
>
> --
>
> Hez
>
> >
>
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