Are there any specific PHP functions or libraries that can simplify the process of creating and sending files via email?

Sending files via email in PHP can be simplified by using the built-in `mail()` function along with the `PHPMailer` library. PHPMailer provides a more robust and user-friendly way to send emails with attachments. By utilizing PHPMailer, you can easily attach files to your email and send them to recipients without having to deal with the complexities of MIME encoding.

<?php
use PHPMailer\PHPMailer\PHPMailer;
use PHPMailer\PHPMailer\Exception;

require 'vendor/autoload.php'; // Include PHPMailer autoloader

// Create a new PHPMailer instance
$mail = new PHPMailer(true);

try {
    // Server settings
    $mail->isSMTP();
    $mail->Host = 'smtp.example.com';
    $mail->SMTPAuth = true;
    $mail->Username = 'your@example.com';
    $mail->Password = 'yourpassword';
    $mail->SMTPSecure = 'tls';
    $mail->Port = 587;

    // Sender and recipient settings
    $mail->setFrom('your@example.com', 'Your Name');
    $mail->addAddress('recipient@example.com', 'Recipient Name');

    // Attach file
    $mail->addAttachment('/path/to/file.pdf');

    // Email content
    $mail->isHTML(true);
    $mail->Subject = 'Subject';
    $mail->Body = 'Email body content';

    // Send email
    $mail->send();
    echo 'Email has been sent';
} catch (Exception $e) {
    echo 'Email could not be sent. Mailer Error: ' . $mail->ErrorInfo;
}