How to calculate age using php


index.php

     
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>How to calculate age in php </title>
</head>
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css">
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js"></script>
<body>

  <?php
  $dateOfBirth = "17-09-1996";
  $today = date("Y-m-d");
  $diff = date_diff(date_create($dateOfBirth), date_create($today));
  echo 'Age is '.$diff->format('%y') ."Year " .$diff->format('%m').' Month '.$diff->format('%d')." Days";
  ?>  
</body>
</html>
    
 
 

for some Date difference format .

     
      
      <?php
       $diff->format('%y'); // For Year
       $diff->format('%m'); // For Month
       $diff->format('%d'); // For Day
       $diff->format('%h'); // For Hours
       $diff->format('%i'); // for year
       $diff->format('%s'); // For Second
       $diff->format('%a'); // Number of Days
      ?>