Easy Tutorial: Install PHP5.2.17 on Windows

Installing PHP5.2.17 on Windows operating system is a relatively simple process. The following will provide you with a simple tutorial, including specific code examples and steps.

Step 1: Download PHP5.2.17

First, visit the PHP official website (https://www.php.net/releases/) to download the compressed package of PHP5.2.17 version, you can Choose to download the file in .zip or .tar.gz format.

Step 2: Unzip the file

Extract the downloaded compressed package to the directory where you want to install PHP, such as the PHP folder in the root directory of drive C.

Step 3: Configure PHP

1. Enter the PHP directory, copy the php.ini-recommended file and rename it to php.ini.
2. Use a text editor to open the php.ini file and modify some basic configurations, such as setting the time zone, enabling extensions, etc.

Step 4: Configure environment variables

1. Right-click "Computer" (or "This Computer") and select "Properties".
2. Click "Advanced System Settings".
3. Click the "Environment Variables" button in the "System Properties" window.
4. Create a new variable in "System Variables" with the variable name "PHP_HOME" and the variable value is the path to the PHP installation directory, such as C:PHP.
5. Find the Path variable of the system variable, edit it and add ";%PHP_HOME%" at the end (note: there may be some differences in different system versions, configure it according to the actual situation).

Step 5: Test PHP

1. Open the command prompt, enter "php -v" to check whether PHP is successfully installed and display the version number.
2. Create a simple PHP file, such as test.php, and write the following content:

<?php
phpinfo();
?>

3. Place the test.php file in the root directory of the Apache server (usually htdocs folder).
4. Enter "http://localhost/test.php" in the browser to access this page. If you can see the PHP information page, the installation is successful.

Through the above steps, you have successfully installed PHP5.2.17 version on Windows, and have configured environment variables and performed simple tests. Hope the above tutorial can be helpful to you!

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