Required allow whitespace?

[1ucay]

Hi, how can I prevent whitespace on input required?
https://stackoverflow.com/questions/13766015/is-it-possible-to-configure-a-required-field-to-ignore-white-space

[1ucay]

I solved by this way
Validate.addValidator('required', function(value, param1, param2) { return ( value.trim() !== '' ); }, "", 5, false);