char today='日'; if(today=='一'||today=='三'||today=='五'){ System.out.println("吃包子"); } else if(today=='二'||today=='四'||today=='六'){ System.out.println("吃油条"); } else{ System.out.println("吃主席套餐"); } } }这样是对的吗?
可以这样,
public class HelloWorld {
public static void main(String[] args) {
char today='日';
if(today=='一'||today=='三'||today=='五'){
System.out.println("吃包子"); } else if(today=='二'||toda=='四'||today=='六'){
System.out.println("吃油条"); }
else{
System.out.println("吃主席套餐);
}
}
}//这是你的代码可以public class HelloWorld {
public static void main(String[] args) {
char today='日';
switch (today) {
case '一':
case '三':
case '五':
System.out.println("吃包子");
break;
default:
System.out.println("吃主席套餐");
case '二':
case '四':
case '六':
System.out.println("吃油条");
break;
}
}
}
//输出结果是套餐夹油条,说明default执行完后会继续执行往下执行