Posts by Joao • 81 points

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  Q: How to prevent the user to enter numbers for a given data?

  How do I make my Java program not accept numbers as given by the user? I would like, in a field that requires the user name, if a number is inserted, such as a badge, make the program ask again for…

  java validation numbers

  asked 10 years, 10 months ago Joao 81