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<?php //date in mm/dd/yyyy format; or it can be in other formats as well $birthDate = "12/17/1983"; //explode the date to get month, day and year $birthDate = explode("/", $birthDate); //get age from date or birthdate $age = (date("md", date("U", mktime(0, 0, 0, $birthDate[0], $birthDate[1], $birthDate[2]))) > date("md") ? ((date("Y") - $birthDate[2]) - 1) : (date("Y") - $birthDate[2])); echo "Age is:" . $age;

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