php檢查日期函數(shù)checkdate用法實例

    這篇文章主要介紹了php檢查日期函數(shù)checkdate用法,實例分析了php中checkdate函數(shù)的使用技巧,非常具有實用價值,需要的朋友可以參考下
    本文實例講述了php檢查日期函數(shù)checkdate用法。分享給大家供大家參考。具體分析如下：
    php中可以使用checkdate函數(shù)校驗日期的正確性。
    語法
    integer checkdate (int %Month, int $Day, int $Year);
    演示代碼
    <?PHP
    echo "2/29/1900";
    checkdate (2, 29, 1900)?print " is Valid":print " is not valid";
    echo "\n";
    echo "2/29/2000";
    checkdate (2, 29, 2000)?print " is Valid":print " is not valid";
    echo "\n";
    echo "2/29/2100";
    checkdate (2, 29, 2100)?print " is Valid":print " is not valid";
    echo "\n";
    echo "4/30/2008";
    checkdate (4, 30, 2008)?print " is Valid":print " is not valid";
    echo "\n";
    echo "4/31/2008";
    checkdate (4, 31, 2008)?print " is Valid":print " is not valid";
    echo "\n";
    ?>
    輸出結(jié)果如下
    2/29/1900 is not valid
    2/29/2000 is Valid
    2/29/2100 is not valid
    4/30/2008 is Valid
    4/31/2008 is not valid
    希望本文所述對大家的php程序設(shè)計有所幫助。