标签:java
/**接收用户输入的一个字符并判断其是字母还是数字,
* 或者是其它字符,判断后输出相应的判定结果
**/
import java.io.*; public class FirstProgram { public static void main(String[] args) { char c = ‘ ‘; System.out.print("Enter a character please: "); try { c = (char)System.in.read(); } catch (IOException e) { }; if (c >= ‘A‘ && c <= ‘z‘ || c >= ‘a‘ && c <= ‘z‘) System.out.println("You‘ve entered character "+ c); else if (c >= ‘0‘ && c <= ‘9‘) System.out.println("You‘ve entered integer "+ c); else System.out.println("You‘ve entered others "+ c); } }
本文出自 “hacker” 博客,请务必保留此出处http://anglecode.blog.51cto.com/5628271/1619834
标签:java
原文地址:http://anglecode.blog.51cto.com/5628271/1619834