java ascll转换

public class demo {    public static void main(String[] args) {        char  c1 = 'a';        System.out.println(c1);        int c2 = c1 + 2;        System.out.println(c2);        char c3 = (char)(c2+2);        System.out.println(c3);        for(int i=0;i<26;i++){        char temp = (char)(c1+i);        System.out.print(temp);        }    }}

输出结果：

a99eabcdefghijklmnopqrstuvwxyz