phpunitHow to install PHPUnit?

1. PHPUnit is a unit testing framework for the PHP programming language. It can be installed using Composer.

2. To install PHPUnit, run the following command in the terminal:

composer require --dev phpunit/phpunit

3. After the installation is complete, you can verify the installation by running the following command:

phpunit --version

4. The output should look something like this:

PHPUnit 8.5.2 by Sebastian Bergmann and contributors.

5. For more information about installing and using PHPUnit, please refer to the official documentation.

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