PHP datetime common

 <?php

 

  // Declare and define two dates

  $date1 = strtotime("2016-06-01 22:45:00");

  $date2 = strtotime("2018-09-21 10:44:01");

 

  // Formulate the Difference between two dates

  $diff = abs($date2 - $date1);

 

  // To get the year divide the resultant date into

  // total seconds in a year (365*60*60*24)

  $years = floor($diff / (365*60*60*24));

 

  // To get the month, subtract it with years and

  // divide the resultant date into

  // total seconds in a month (30*60*60*24)

  $months = floor(($diff - $years * 365*60*60*24)

                                 / (30*60*60*24));

 

  // To get the day, subtract it with years and

  // months and divide the resultant date into

  // total seconds in a days (60*60*24)

  $days = floor(($diff - $years * 365*60*60*24 -

               $months*30*60*60*24)/ (60*60*24));

 

  // To get the hour, subtract it with years,

  // months & seconds and divide the resultant

  // date into total seconds in a hours (60*60)

  $hours = floor(($diff - $years * 365*60*60*24

         - $months*30*60*60*24 - $days*60*60*24)

                                     / (60*60));

 

  // To get the minutes, subtract it with years,

  // months, seconds and hours and divide the

  // resultant date into total seconds i.e. 60

  $minutes = floor(($diff - $years * 365*60*60*24

           - $months*30*60*60*24 - $days*60*60*24

                            - $hours*60*60)/ 60);

 

  // To get the minutes, subtract it with years,

  // months, seconds, hours and minutes

  $seconds = floor(($diff - $years * 365*60*60*24

           - $months*30*60*60*24 - $days*60*60*24

                  - $hours*60*60 - $minutes*60));

 

  // Print the result

  printf("%d years, %d months, %d days, %d hours, "

       . "%d minutes, %d seconds", $years, $months,

               $days, $hours, $minutes, $seconds);

?>