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The toUpperCase() methods are really the only thing you need.



It is possible, and even quite simple. What Kenneth was saying is that String are immutable- that means you can't change the...

I did give you a link to the API, which contains links to the String and Character APIs. Hint: You're looking for a method that converts Strings to upper case, right?

Check out the API for Character and String. They both contain methods that might be useful here.

Java Platform SE 6