The IS_IN_SET looks good, but 'Campana' is not an HTML element.
On Nov 29, 3:50 pm, CesarBustios <[email protected]> wrote: > Hi, im trying to use the IS_IN_SET requirement in a form, i'm using: > > form = FORM('Campaña ', > INPUT(_type='text', _name='name', > requires=IS_IN_SET(['A', 'B', 'C'])), > INPUT(_type='submit')) > > I'm not sure this is the right code, can you help me out please? > > Thanks!

