时代Java

Java 掉落开关

欢马劈雪

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class SwitchDemo2 {

public static void main(String[] args) {/* 来自 N o w J a v a . c o m - 时  代  Java*/

int month = 2;

int year = 2000;

int numDays = 0;

switch (month) {

case 1:

case 3:

case 5:

case 7:

case 8:

case 10:

case 12:

numDays = 31;

break;

case 4:

case 6:

case 9:

case 11:
        /** 
         来自 n o w j a   v  a . c o m - 时  代  Java**/

numDays = 30;

break;

case 2:

if (((year % 4 == 0) && !(year % 100 == 0))

|| (year % 400 == 0))

numDays = 29;

else

numDays = 28;

break;

default:

System.out.println("Invalid month.");

break;

}

System.out.println("Number of Days = " + numDays);

}

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*   - Neither the name of Oracle or the names of its

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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS

* IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,

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编辑于 2020-03-26 09:23:272020-03-26 09:23:27

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