本文实例讲述了php检查日期函数checkdate用法。分享给大家供大家参考。具体分析如下：
php中可以使用checkdate函数校验日期的正确性。
语法
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integer checkdate (int %Month, int $Day, int $Year); |
演示代码
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<?PHPecho "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";?> |
输出结果如下
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2/29/1900 is not valid2/29/2000 is Valid2/29/2100 is not valid4/30/2008 is Valid4/31/2008 is not valid |
希望本文所述对大家的php程序设计有所帮助。
