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Calculate Age

 / Published in: PHP
 

URL: http://www.bigbold.com/snippets/posts/show/1310

With this function you can calculate the age of a person

Example: echo "Age is: " . birthday ("1984-07-05"); Result will be (23 Feb 2005) = "Age is: 20" calculate years of age (input string: YYYY-MM-DD)

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  1. <?php
  2. /* 
  3. Calculate Age
  4.  
  5. With this function you can calculate the age of a person
  6.  
  7. Example:
  8. echo "Age is: " . birthday ("1984-07-05");
  9.  
  10. Result will be (23 Feb 2005) = "Age is: 20"
  11.  
  12. calculate years of age (input string: YYYY-MM-DD)
  13.  
  14. */
  15. function birthday ($birthday)
  16.   {
  17.     list($year,$month,$day) = explode("-",$birthday);
  18.     $year_diff  = date("Y") - $year;
  19.     $month_diff = date("m") - $month;
  20.     $day_diff   = date("d") - $day;
  21.     if ($month_diff < 0) $year_diff--;
  22.     elseif (($month_diff==0) && ($day_diff < 0)) $year_diff--;
  23.     return $year_diff;
  24.   }
  25.  
  26. echo birthday("1980-07-02");
  27.  
  28. ?>

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Comments

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Posted By: riacharda on April 4, 2011

Oh yeah that's common sense....why didn't i think of that..?? :P

Nice function. Definitely a keeper.

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