PHP environment setup guide: common installation points

PHP environment construction guide: common installation points, specific code examples are required

When developing websites or building dynamic web pages, PHP is a widely used server-side Scripting language is an essential tool. This article will introduce how to set up a PHP environment on Windows and Linux systems, including common installation points and actual code examples. I hope it can help readers successfully set up a PHP development environment.

1. Set up PHP environment under Windows system

Step 1: Download the PHP installation package

First, you need to download it from the PHP official website (https://www.php.net/ downloads.php) to download the latest PHP installation package and select the corresponding Windows version (32-bit or 64-bit).

Step 2: Install PHP

Extract the downloaded PHP installation package to the specified directory, such as C:PHP. Then, find the php.ini-development file in the PHP installation directory, copy it, and rename the copied file to php.ini.

Step 3: Configure PHP

Open the php.ini file and configure PHP-related parameters as needed, such as modifying the default time zone, enabling extensions, etc. The following are some common configuration examples:

date.timezone = Asia/Shanghai
extension=mysqli
extension=curl

Step 4: Configure environment variables

Add the path to the PHP installation directory (such as C:PHP) to the system environment variables, in "System Properties -> Advanced-> Environment Variables-> System Variables" find the Path variable and add the path to the PHP installation directory.

Step 5: Test whether PHP is installed successfully

Enter php -v in the command prompt. If the PHP version information is output, it means that PHP has been successfully installed.

2. Set up PHP environment under Linux system

Step 1: Install Apache, MySQL and PHP

In Linux system, you can install Apache and MySQL through the package manager and PHP. Taking Ubuntu as an example, enter the following commands in the terminal:

sudo apt update
sudo apt install apache2
sudo apt install mysql-server
sudo apt install php libapache2-mod-php php-mysql

Step 2: Configure PHP

In Linux systems, the PHP configuration file is usually located in /etc/php/7.2/apache2 /php.ini, you can configure it as needed, such as modifying execution time limits, memory limits, etc.

Step 3: Restart the Apache service

After the configuration is completed, you need to restart the Apache service through the following command to make the configuration take effect:

sudo systemctl restart apache2

Step 4: Test whether PHP is installed successfully

Enter php -v in the terminal or access localhost/info.php in a web browser and create an info.php file with the following content:

<?php
phpinfo();
?>

If you can see the PHP information page , indicating that the PHP environment is successfully established.

Through the above steps, readers can successfully set up a PHP development environment on Windows and Linux systems. During the actual development process, depending on project needs and specific circumstances, it may be necessary to install other extensions, adjust configuration parameters, etc. I hope this article can help readers successfully set up a PHP environment and conduct PHP development smoothly.

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