exercise2_7.java

来自「java程序设计 机械工业出版社 书籍代码」· Java 代码 · 共 13 行

// Exercise2_7.java: Convert uppercase letters to lowercase
public class Exercise2_7 {
  public static void main(String[] args) {
    // Assign an uppercase letter
    char uppercase = 'F';

    int offset = (int)'a' - (int)'A';
    char lowercase = (char)((int)uppercase + offset);

    System.out.print("The lowercase letter is " + lowercase);
  }
}