--- title: *例題*閏年 tags: PHP基礎課程 --- 閏年 === 條件: 1.不可被4整除=平年 2.可被4整除且不為100整除=閏年 3.可被400整除=閏年 4.可被1000整除=閏年 *設定年分1900-2200之間=> $year = mt_rand(1900, 2200) ```php= $year=mt_rand(1900, 2200); echo $year."年"; if((($year%4==0) && ($year%100!=0)) || ($year%400==0)){ echo "閏年"; }else { echo "平年"; } ```
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