What are the common pitfalls of relying on PHP mail() function for sending emails and how can using a Mailer class help mitigate these issues?

Issue: Common pitfalls of relying on PHP mail() function for sending emails include lack of error handling, limited customization options, and potential deliverability issues. Using a Mailer class can help mitigate these issues by providing a more robust and flexible solution for sending emails, with built-in error handling, support for various email protocols, and easier customization options. 

// Using a Mailer class to send emails
class Mailer {
    public function sendEmail($to, $subject, $message) {
        // Use a third-party library like PHPMailer or Swift Mailer for sending emails
        // Implement error handling and customization options
    }
}

// Example of sending an email using the Mailer class
$mailer = new Mailer();
$mailer->sendEmail('recipient@example.com', 'Hello', 'This is a test email.');

Keywords

PHP mail function Mailer class SMTP email delivery error handling

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