**Using XAMPP/WAMP/MAMP**
XAMPP, WAMP, and MAMP are pre-packaged distributions of PHP, Apache, and MySQL, which allow for easy installation and management of a local server environment.
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**Using PHP Built-in Server**
PHP comes with a built-in web server that can be used for testing and development purposes. You can start this server from the command line.
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**Using Docker**
Docker allows you to containerize applications, including PHP, and run them in isolated environments. You can create a Docker container that includes PHP, a web server, and other dependencies.
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Running PHP code locally can be accomplished through various methods, each with its own set of advantages and drawbacks. XAMPP/WAMP/MAMP provide an easy setup with an integrated environment, suitable for beginners but can be resource-heavy. The PHP built-in server offers a lightweight solution for simple testing but is not suited for complex applications. Docker provides a powerful and isolated environment but comes with a steeper learning curve and higher resource demands. The choice of method depends on the specific needs and expertise of the user.