PHP is suitable for beginners to quickly build local development environments. Using integrated tools such as XAMPP, WAMP or MAMP, you can install Apache, MySQL and PHP in one click. The project files can be accessed through localhost by putting them in the htdocs directory; 1. Download and install integrated environment tools; 2. Put the project files into the htdocs directory; 3. Browser access to the corresponding path to test and run; you can also install PHP separately and configure environment variables, run php -S localhost:8000 through the command line to start the built-in server to quickly debug; create a new index.php and write an echo statement to output content, and add variables and condition judgment to experience logical processing capabilities. The key to getting started with PHP is hands-on practice.
PHP is a very practical backend language, suitable for websites, interfaces or small backend systems. If you are new to PHP and want to quickly build a local development environment, you don’t need to have too complicated configurations. This article talks about how to simply run PHP so that you can start writing code immediately.

Install PHP environment
The easiest way is to use integrated environment tools such as XAMPP or WAMP (Windows) and MAMP (Mac). These tools come with Apache, MySQL and PHP. After installation, they can basically run without configuring them yourself.
After the installation is completed, you can put the project file in the http: htdocs
folder (the XAMPP directory is usually C:\xampp\htdocs\
), and then access http://localhost/你的項(xiàng)目名
through the browser to see the effect.

If you don't want to use the integration package, you can also install PHP separately:
- Download the latest stable version at php.net
- Unzip to the local path, such as
C:\php\
- Configure environment variables so that you can run the
php
command directly from the command line
Quickly start a PHP service
If you just want to test PHP files and do not require a database or a complete web server, you can directly use the built-in server that comes with PHP.

Open the command line, enter your project directory, and execute:
-
php -S localhost:8000
At this time, visit http://localhost:8000
and you can see the PHP page you wrote. This method is very suitable for writing small functions or making demonstrations.
Note: This method cannot be used in production environments, it is only suitable for local debugging.
Write the first PHP file
Create a new file, such as index.php
, and the content can be written like this:
<?php echo "Hello, PHP!"; ?>
After saving, run it in the above method, and you can see the output results by opening the browser. This is the most basic way to output PHP.
You can try adding some variables and judgment statements, such as:
<?php $name = "Tom"; if ($name == "Tom") { echo "Welcome back, Tom!"; } else { echo "Who are you?"; } ?>
This will allow you to experience PHP's logical processing capabilities.
Basically that's it. The entry threshold for PHP is not high, the key is to write it manually. At the beginning, you don’t need to pursue complex frameworks, just start running first. It's not too late to consider the extension function when you are familiar with the basic syntax and process.
The above is the detailed content of Simple PHP Setup Guide. For more information, please follow other related articles on the PHP Chinese website!

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