char 转 int 的两种方法
1 public class Hello { 2 public static void main(String[] args) { 3 char chNum = ‘9‘; 4 int a = (int)(chNum - ‘0‘); 5 int b = Character.getNumericValue(chNum); 6 System.out.println("a: "+a); 7 System.out.println("b: "+b); 8 } 9 }
原文：https://www.cnblogs.com/yu-xia-zheng-ye/p/15054604.html