PHP 7.1.0 is now available. It comes with numerous improvements and new features:

php 7.1 laravel

Nullable types

Void return type

Iterable pseudo-type

Class constant visiblity modifiers

Square bracket syntax for list() and the ability to specify keys in list()

Catching multiple exceptions types

Many more features and changes…

For more information about these features and the changes, you may visit this link:

http://php.net/archive/2016.php#id2016-12-01-3/?utm_source=learninglaravel.net