How to install php5

PHP5 is the basis on which many website servers run. If you plan to build a website on your own computer, you need to know how to install the language. The following will provide you with an installation tutorial for PHP5.

Step 1: Install server software

PHP5 needs to run on a server software. Apache is a popular free, open source server software that can run on almost all operating systems, so we choose to use Apache as our server software.

Install Apache on Linux:

• Open a terminal and enter the following command: sudo apt-get install apache2
• When you are asked for your password, please Enter your computer password
• After the installation is complete, open the Apache server: sudo service apache2 start

Install Apache on Windows:

• Download and Run the Apache installation file (.exe file)
• According to the prompts, click Next all the way to complete the installation process
• After the installation is completed, find "Apache HTTP Server" in the start menu and open it

Step 2: Install PHP5

Install PHP5 on Linux:

• Open a terminal and enter the following command: sudo apt-get install php5 libapache2-mod -php5
• When you are asked for a password, enter your computer password
• After installation is complete, restart the Apache server: sudo service apache2 restart

Install PHP5 on Windows:

• Download the Windows version of PHP5
• Run the PHP5 installation file (.msi file), follow the prompts, and click Next to complete the installation process

Step 3: Test

Enter "localhost" in your computer browser and press Enter, you will see an Apache welcome interface. If you want to test whether PHP5 is successfully installed, you can perform the following steps:

• Create a new file named "test.php" and enter the following code in it:
• Place this file in the default website directory of Apache. The default website directory in Linux is "/var/www/html" and the default website directory in Windows is "C:/ Program Files (x86)/Apache Group/Apache2/htdocs”
• Enter “localhost/test.php” in the browser, if you see a PHP installation information page, you have successfully installed PHP5

Summary

Installing PHP5 may involve many steps, but as long as you follow the steps above, you will be able to successfully install it on your computer easily. At the same time, knowing how to install PHP5 will also become a necessary skill for building your own website.

The above is the detailed content of How to install php5. For more information, please follow other related articles on the PHP Chinese website!