The PHP development team announces the immediate availability of PHP 7.4.0. This release marks the fourth feature update to the PHP 7 series.

PHP 7.4.0 comes with numerous improvements and new features such as:

• Typed Properties
• Arrow Functions
• Limited Return Type Covariance and Argument Type Contravariance
• Unpacking Inside Arrays
• Numeric Literal Separator
• Weak References
• Allow Exceptions from __toString()
• Opcache Preloading
• Several Deprecations
• Extensions Removed from the Core

For source downloads of PHP 7.4.0 please visit our downloads page Windows binaries can be found on the PHP for Windows site. The list of changes is recorded in the ChangeLog.

The migration guide is available in the PHP Manual. Please consult it for the detailed list of new features and backward incompatible changes.

Many thanks to all the contributors and supporters!