Jetbrains Phpstorm 2018.3 -

: This version added full support for PHP 7.3 features, including flexible Heredoc and Nowdoc syntax and support for Intersection Types in PHPDoc.

: Easily swap a class with its alias or inline a redundant alias . JetBrains PhpStorm 2018.3

: The tool now properly infers parameter data types based on source variables. Deployment and Productivity PhpStorm 2018.3 EAP 183.2635.12 - The JetBrains Blog : This version added full support for PHP 7