public class LEIXINGZUANHUAN {
public static void main(String[] args) {
int i = 23;
byte j = (byte)i;
//强制转换 (类型)变量名 高到底
//自动转换 低到高
System.out.println(i);
System.out.println(j);
}

public class LEIXINGZUANHUAN {
public static void main(String[] args) {
int i = 23;
byte j = (byte)i;
//强制转换 (类型)变量名 高到底
//自动转换 低到高
System.out.println(i);
System.out.println(j);
}