Java Examples - turn uppercase lowercase string
The following example uses the String toUpperCase () method to a 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 is the above code examples:
Original String: string abc touppercase String changed to upper case: STRING ABC TOUPPERCASE