Java Data Type Tutorial - Java String.toUpperCase()

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Syntax

String.toUpperCase() has the following syntax.

public String toUpperCase()

Example

In the following code shows how to use String.toUpperCase() method.

public class Main {
  public static void main(String[] argv) {
    String str = "Java2s.Com";
    System.out.println(str.toUpperCase());


  }
}

The code above generates the following result.

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