private constant PhpMail::MAILBOX_LIST_HEADERS in Drupal 9

Same name and namespace in other branches

1. 10 core/lib/Drupal/Core/Mail/Plugin/Mail/PhpMail.php \Drupal\Core\Mail\Plugin\Mail\PhpMail::MAILBOX_LIST_HEADERS

A list of headers that can contain multiple email addresses.

See also

\Symfony\Component\Mime\Header\Headers::HEADER_CLASS_MAP

File

core/lib/Drupal/Core/Mail/Plugin/Mail/PhpMail.php, line 27

Class

PhpMail

Defines the default Drupal mail backend, using PHP's native mail() function.

Namespace

Drupal\Core\Mail\Plugin\Mail

Code

private const MAILBOX_LIST_HEADERS = [
  'from',
  'to',
  'reply-to',
  'cc',
  'bcc',
];