Check Email Valid Php Verified May 2026
<!DOCTYPE html> <html> <head> <title>Email Validation</title> </head> <body> <form method="POST" action=""> <label for="email">Email:</label> <input type="email" name="email" id="email" value="<?php echo htmlspecialchars($email); ?>" required>
?> <?php // handle-form.php $email = $_POST['email'] ?? ''; $error = ''; $success = ''; if ($_SERVER['REQUEST_METHOD'] === 'POST') $email = trim($email);
<?php function isValidEmail($email) // Basic validation using filter_var if (filter_var($email, FILTER_VALIDATE_EMAIL)) return true; return false; check email valid php
// Check for disposable email domains public static function isDisposable($email) $domain = substr(strrchr($email, "@"), 1); $disposableDomains = [ 'mailinator.com', 'guerrillamail.com', 'tempmail.com', '10minutemail.com', 'yopmail.com', 'throwawaymail.com' ]; return in_array($domain, $disposableDomains);
// Check domain MX records public static function checkDomain($email) checkdnsrr($domain, 'A'); form method="POST" action="">
<?php if ($error): ?> <p style="color: red;"><?php echo $error; ?></p> <?php endif; ?> <?php if ($success): ?> <p style="color: green;"><?php echo $success; ?></p> <?php endif; ?> <button type="submit">Validate Email</button> </form> </body> </html> <?php // validate-ajax.php header('Content-Type: application/json'); $email = $_GET['email'] ?? '';
// Usage $email = "user@example.com"; if (isValidEmail($email)) echo "Valid email address!"; else echo "Invalid email address!"; input type="email" name="email" id="email" value="<
if (empty($email)) echo json_encode(['valid' => false, 'message' => 'Email is required']); exit;