The Age Calculator can find calculated age form the Date of Birth.
Simple Age Finds
$current_year = date('Y'); // Get Current Year
$dob = date_parse("10-01-1995"); // Yours Dob
$year = $dob["year"]; // Get dob Year "1995"
$age = ($current_year - $year); // 2017-1995 is Yours Age
echo "Age : ".$age;
Age Finds Using date_diff Function
$dob_val="01-04-1995";
$dob = new DateTime($dob_val);
$today = new DateTime('today');
$obj = date_diff($dob, $today, FALSE);
$result = "<p> Date Of Birth is $dob_val And Age is : ".$obj->y." </p>";
$result .= "<p>Year : ".$obj->y." Months : ".$obj->m." Days : ".$obj->d."</p>";Age Finds Using Forms
<?php
$res = false;
if (isset($_POST["submit"])) {
$dob_val = $_POST["dob"];
$dob = new DateTime($dob_val);
$today = new DateTime('today');
$obj = date_diff($dob, $today, FALSE);
$msgres = "<p> Date Of Birth is $dob_val And Age is : $obj->y </p>";
$msgres .= "<p>Year : ".$obj->y." Months : ".$obj->m." Days : ".$obj->d."</p>";
$res = true;
}
?>
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
<title>Age Calculate From DOB in PHP Using Forms</title>
</head>
<body>
<div id="php">
<h2>Age Calculate From DOB in PHP Using Forms</h2>
<form method="post">
<p> Select The Date Of Birth : <input type="date" name="dob" required /></p>
<p> <input type="submit" name="submit" value="Result"> </p>
</form>
</div>
<?php
if ($res) {
echo "<div class='resultdiv'> $msgres </div>";
}
?>
</body>
</html>Demo
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