day1 test01

package test;public class test01 {public static void main(String args[]) {char c = 'A';System.out.println(c+1);//输出A ascii码+1System.out.println((char)(c+1));int num = 98;System.out.println((char)num);System.out.println("abcdef\r\nggg");//\r\n--enter换行 ascii中唯一的对应两个字符}}