PHP Age Calculator Program code

PHP Age Calculator Program code

PHP Age calculator program demo code

<?php
if ($_SERVER["REQUEST_METHOD"] == "POST") {
    $DOB = $_POST['DOB'];
    $ToDate = $_POST['ToDate'];
    if (empty($DOB) || empty($ToDate)) {
        $Error = "Both input values are required.";
    } else {
        $bday = date_create_from_format('Y-m-d', $DOB);
        $today = date_create_from_format('Y-m-d', $ToDate);
        if (!$bday || !$today) {
            $Error = "Both input values must be a valid date.";
        } else {
            $DOB = $bday->format('d F Y');
            $ToDate = $today->format('d F Y');
            $age = date_diff(date_create($DOB), date_create($ToDate));
            $Result = "Birth Date: <strong>$DOB</strong><br>";
            $Result .= "Age <strong>{$age->y} Years, {$age->m} Months, {$age->d} Days</strong> as on <strong>{$ToDate}</strong>";
        }
    }
}
?>

Output:

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