1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 <?php /** * 求两个日期之间相差的天数 * (针对1970年1月1日之后,求之前可以采用泰勒公式) * @param string $day1 * @param string $day2 * @return number */ function diffBetweenTwoDays ($day1, $day2) { ...
Using the %a formatting character gives us the total number of days between two dates; Using the %r%a format together, we can get the negative/positive number of days. Using that, we can convert the number of days into seconds by multiplying it with hours in a day, minutes...
Contribute your code (and comments) through Disqus. Previous:Write a PHP script to calculate number of days between two dates. Next:Write a PHP script to print like : Saturday the 7th Based on 4420 votes, average difficulty level of this exercise is Easy . Test your Programming skills with ...
$interval->d . " days ";: This line outputs the difference between the two dates in years, months, and days by accessing the properties $interval->y (years), $interval->m (months), and $interval->d (days) of the "$interval" object.Flowchart : PHP Code Editor:Click to Open Editor...
<?php// create a copy of $start and add one month and 6 days$end=clone$start;$end->add(newDateInterval('P1M6D'));$diff=$end->diff($start);echo'Difference: '.$diff->format('%m month, %d days (total: %a days)')."\n";//Difference:1month,6days(total:37days) ...
time) Set timezone, then output current time Create a date and time from a number of parameters in mktime() Create a date and time from the strtotime() function Create more dates/times from strtotime() Output the dates for the next six Saturdays Output the number of days until 4th of ...
Cron是一个功能强大的实用程序，用于基于Unix的操作系统（包括Linux）的时间安排工作。 它作为守护进程运行...
When comparing numbers, make sure to set the $type to 'number' to enable numeric comparison.Comparing date values The compare validator can only be used to compare strings and numbers. If you need to compare values like dates you have two options. For comparing a date against a fixed ...
date_diff()Returns the difference between two dates date_format()Returns a date formatted according to a specified format date_get_last_errors()Returns the warnings/errors found in a date string date_interval_create_from_date_string()Sets up a DateInterval from the relative parts of the string...
The raw material of dates and times in PHP is the UNIX timestamp; the number of seconds before or after the UNIX epoch, which occurred at 00:00:00 UTC (GMT) on the January 1, 1970. To see a UNIX timestamp, simply print the result of PHP's time() function; which is equivalent ...