PHPMailer v6.0.1 Release Notes

Release Date: 2017-09-14 // over 6 years ago
    • ๐Ÿ‘‰ Use shorter Message-ID headers (with more entropy) to avoid iCloud blackhole bug
    • ๐Ÿ’… Switch to Symfony code style (though it's not well defined)
    • ๐Ÿ’… CI builds now apply syntax & code style checks, so make your PRs tidy!
    • ๐Ÿ— CI code coverage only applied on latest version of PHP to speed up builds (thanks to @Slamdunk for these CI changes)
    • โœ‚ Remove composer.lock - it's important that libraries break early; keeping it is for apps
    • โœ… Rename test scripts to PSR-4 spec
    • ๐Ÿ‘‰ Make content-id values settable on attachments, not just embedded items
    • โž• Add SMTP transaction IDs to callbacks & allow for future expansion
    • โœ… Expand test coverage