“The PHP development team announces the immediate availability of PHP 8.0.0. This release marks the latest major release of the PHP language.
PHP 8.0 comes with numerous improvements and new features such as:
Union Types
Named Arguments
Match Expressions
Attributes
Constructor Property Promotion
Nullsafe Operator
Weak Maps
Just In Time Compilation
And much much more…
Take a look at the PHP 8.0 Announcement Addendum for more information.”