Enable strict typing in your project with one command. Based on PCRE and supports PSR-2.
WARNING: before run command ensure that you have backup of your files!!!
Install via composer
composer require-dev dypa/declare_strict_types
Run command to add "declare(strict_types=1)" in all files in specified folders
bin/declare_strict_types add --exclude=bar/baz/bah foo/directory bar/baz
Also supports remove mode
bin/declare_strict_types remove foo/directory
You may prefer PHP-CS-Fixer with "declare_strict_types" rule!