What steps can be taken to troubleshoot and resolve issues with the mail() function in PHP?

The mail() function in PHP may encounter issues such as emails not being sent or being marked as spam. To troubleshoot and resolve these issues, you can check the email configuration settings, ensure the recipient email address is valid, and check for any errors in the code or server logs. 

// Example code snippet to troubleshoot and resolve mail() function issues
ini_set('display_errors', 1);
error_reporting(E_ALL);

$to = 'recipient@example.com';
$subject = 'Test Email';
$message = 'This is a test email';
$headers = 'From: sender@example.com';

if (mail($to, $subject, $message, $headers)) {
    echo 'Email sent successfully';
} else {
    echo 'Failed to send email';
}

Keywords

mail function troubleshooting PHP SMTP error logs

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