DateTimeZone,一个类。表示「时区」的类。 DatePeriod,一个类。表示「时间周期」的类。实现了 IteratorAggregate 接口。 Date/Time Functions,主要讲述的是一些与时间日期操作相关的函数,这些函数大多是 DateTime 类和 DateTimeImmutable 类的「实例方法」的别名。 DateTime 与 DateTimeImmutable 这两个类的区别 可以理解成...
四、预定义的 Date/Time 常量 常量描述 DATE_ATOMAtom (例如:2005-08-15T16:13:03+0000) DATE_COOKIEHTTP Cookies (例如:Sun, 14 Aug 2005 16:13:03 UTC) DATE_ISO8601ISO-8601 (例如:2005-08-14T16:13:03+0000) DATE_RFC822RFC 822 (例如:Sun, 14 Aug 2005 16:13:03 UTC) DATE_RFC850RFC 85...
如果是，那就是date格式化那的问题 如果不是，那就是读取excel的程序有问题 还有在excel里的数据是不是正确的，你也要先验证好了在说。
另外,inttime(void)返回自Unix纪元至当前时间的秒数。mktime--取得日期的Unix时间戳。intmktime([inthour[,intminute[,intsecond[,intmonth[,intday[,intyear[,intis_dst]]])参数hour小时数,minute分钟数,second秒数,month月份,day日期,year年份,is_dst夏时制。stringdate(stringformat[,inttimestamp])返回时间戳...
date()函数是PHP中最常用的日期和时间函数之一。通过传递格式化参数,可以获取当前时间的各个部分,包括小时。例如,通过调用date('H')可以获取当前的小时数。这个函数非常简单易用,适合快速获取当前小时的需求。 2. 使用DateTime类获取当前小时 PHP中的DateTime类提供了更加面向对象的方式来处理日期和时间。通过创建DateTime...
On a strict enviroment it was throwing errors, plus I needed it to calculate the difference in time between a past date and a future date. <?phpfunction nicetime($date){ if(empty($date)) { return "No date provided"; } $periods = array("second", "minute", "hour", "day", "week...
$str = date('Y-m-d H:i:s', $time); } return $str; } 或者 更详细的 function formatTime($time) { $text = ''; $time = intval($time); $ctime = time(); $t = $ctime - $time; //时间差 if ($t < 0) { return date('Y-m-d', $time); ...
// set the expiration date to one hour ago setcookie("user","", time() -3600); ?> <html> <body> <?php echo"Cookie 'user' is deleted."; ?> </body> </html> Check if Cookies are Enabled The following example creates a small script that checks whether cookies are enabled. First,...
Time to Complete Approximately 1 hour Overview PHP is a popular Web scripting language, and is often used to create database-driven Web sites. If you want to develop your Web application using PHP and an Oracle database, this tutorial helps you get started by giving examples on using PHP ...
The DATE type, which represents a date and time. A value stored in a DATE field contains "components" corresponding to the century, year, month, day, hour, minute and second. Dates can be anywhere in the range from January 1, 4712 B.C., to December 31, 9999 A.D. The TIMESTAMP ...