Questions tagged [validating-event]
16 questions
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4 answers
Android app shutting if form blank - Need a validation form
I have a app for convert km/h for mph.
If the form is blank and press button convert, the app simply closes.
I understand that i need a function thats validade if the form is blank and show a message informating users that form cannot be blank but i…
RodrigoKrz
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