Php Class : Yıldan Yaş Bulma (Age from Date)

Php Class : Yıldan Yaş Bulma (Age from Date)

  //Input format: YYYY-MM-DD 
  function years_age($birthday) 
  { 
     list($year,$month,$day) = explode("-",$birthday); 
     $year_diff = date("Y") - $year; 
     $month_diff = date("m") - $month; 
     $day_diff = date("d") - $day; 
     if ($day_diff < 0 || $month_diff < 0) 
       $year_diff--; 
     return $year_diff; 
  }