CentOS 7 is a popular Linux distribution, while PHP is a widely used programming language, especially for web development. In this article, we will explain how to install PHP 5 in CentOS 7. Here are the detailed steps:
Step 1: Update yum
Before installing any new software, it is best to update the yum repositories first. Use the following command:
sudo yum update
Step 2: Install the Apache Web server
Before installing PHP, you need to install the Web server first, choose Apache. Use the following command to install Apache:
sudo yum install httpd
After the installation is complete, start Apache:
sudo systemctl start httpd
To ensure that Apache starts every time you boot, enter the following command:
sudo systemctl enable httpd
Check Whether Apache has been started. Just access the server IP address in your web browser. If the Apache default page appears, Apache has been successfully installed.
Step 3: Install PHP 5
In order to install PHP 5 on CentOS 7, you need to add the Epel repository. Use the following command to install the Epel repository:
sudo yum install epel-release
You can now install PHP 5 using the yum command. Use the following command to install:
sudo yum install php
After the installation is complete, enter the following command to check the PHP version:
php -v
Step 3: Enable necessary PHP modules
Some modules of PHP Needs to be manually enabled after installation to function properly. Here are some common modules that must be enabled for PHP to run properly:
sudo yum install php-mysql sudo yum install php-gd sudo yum install php-xml sudo yum install php-mbstring sudo systemctl restart httpd
Step 4: Test PHP
After installing and configuring PHP, you need to create a test.php file and save it to the web root directory. The web root directory defaults to /var/www/html. In the file, enter the following:
<?php phpinfo(); ?>
Save and close the file. Access the test.php file in your web browser and you should be able to see a page with details about PHP installation and configuration.
Summary:
In this article, the detailed steps to install and configure PHP 5 on CentOS 7 are introduced. First, update yum repositories and install Apache web server. Then, add the Epel repository and use yum to install PHP 5. Finally, enable the necessary PHP modules, create the test.php file and test PHP. These steps should be enough for you to successfully install and configure PHP 5.
The above is the detailed content of How to install php5 on centos7 (steps). For more information, please follow other related articles on the PHP Chinese website!

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