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Java example - convert string from lower case to upper case

黄舟
黄舟Original
2017-02-22 09:42:092058browse

The following example uses the String toUpperCase() method to convert the string from lowercase to uppercase:

//StringToUpperCaseEmp.java 文件public class StringToUpperCaseEmp {
   public static void main(String[] args) {
      String str = "string abc touppercase ";
      String strUpper = str.toUpperCase();
      System.out.println("Original String: " + str);
      System.out.println("String changed to upper case: "
      + strUpper);
   }}
The output result of the above code example is:
Original String: string abc touppercase 
String changed to upper case: STRING ABC TOUPPERCASE

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