实例

    输出不同年份的复活节与 3 月 21 日之间的天数：

    <?php

    echo "Easter Day is ". easter_days() . " days after March 21 this year.<br />";

    echo "Easter Day was ". easter_days(1990) . " days after March 21 in 1990.<br />";

    echo "Easter Day was ". easter_days(1342) . " days after March 21 in 1342.<br />";

    echo "Easter Day will be ". easter_days(2050) . " days after March 21 in 2050.";

    ?>

    运行实例 ?

    定义和用法

    easter_days() 返回指定年份的复活节与 3 月 21 日之间的天数。

    提示：复活节的日期是被定义在每年春分（3 月 21 日）月圆之后第一个星期日。

    语法

    easter_days(year,method);

    技术细节