How can PHP developers troubleshoot and debug issues related to form processing and email sending in PHP scripts?

Issue: PHP developers can troubleshoot and debug issues related to form processing and email sending in PHP scripts by checking for syntax errors, ensuring proper form submission methods, validating input data, and verifying email configurations. 

// Example PHP code snippet for troubleshooting form processing and email sending

// Check if form is submitted
if ($_SERVER["REQUEST_METHOD"] == "POST") {
    // Validate form data
    $name = $_POST["name"];
    $email = $_POST["email"];
    $message = $_POST["message"];

    // Validate email
    if (!filter_var($email, FILTER_VALIDATE_EMAIL)) {
        echo "Invalid email format";
    } else {
        // Send email
        $to = "recipient@example.com";
        $subject = "New message from $name";
        $body = "From: $name\nEmail: $email\nMessage: $message";

        if (mail($to, $subject, $body)) {
            echo "Email sent successfully";
        } else {
            echo "Failed to send email";
        }
    }
}

Keywords

PHP form processing email sending debugging troubleshooting

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