Java語言程式設計(基礎篇)第十版 4.14
阿新 • • 發佈:2018-12-13
public class J4_14 { public static void main(String[] args) { // TODO Auto-generated method stub java.util.Scanner input = new java.util.Scanner(System.in); System.out.print("Enter a letter grade : "); String character = input.nextLine(); switch(character.charAt(0)) { case 'A':System.out.println("The numberic value for grade"+character.charAt(0)+" is 1");break; case 'B':System.out.println("The numberic value for grade"+character.charAt(0)+" is 2");break; case 'C':System.out.println("The numberic value for grade"+character.charAt(0)+" is 3");break; case 'D':System.out.println("The numberic value for grade"+character.charAt(0)+" is 4");break; case 'E':System.out.println("The numberic value for grade"+character.charAt(0)+" is 5");break; default:System.out.println(character.charAt(0)+" is an invalid grade");break; } } }