When you start working with PHP, you need to install PHP along with web server. XAMPP, LAMP, and WAMP are the most popular open-source software which allows you to install Apache (Web Server), MariaDB (database), and PHP (programming language) easily.
However, as a beginner, it may take some time to install and run your first program on your machine. But if you do not have much time and want to quickly try PHP you can do it online.
There are a number of tools available to execute PHP online. You only need a web browser and internet connection. There is no need to install PHP and web server. Most of these online tools have limited functionality and do not run some functions such as mail() function, file deletion and database related functions because of security concerns. However, you do not need them while just starting to learn PHP
You may call these PHP online tools as a PHP Sandbox (Tester), In-Browser IDE, Online PHP Compiler or Online PHP Editor. These tools and websites are good to write and execute your PHP online.
Online PHP Editors & Compilers:
Some of these websites can run multiple programming languages, so you need to select PHP option if not already selected.
paiza.IO is an online editor and compiler where you can write and run code instantly. Whenever you come up with a new idea, learn or teach programming, you and others can just write and run code.
We are keeping Paiza.IO top on our list because it also allows you to execute HTML outside of PHP. You can also save your program and share with your friends. Therefore, Paiza.IO is one of the best tools to run PHP online.
You can also access lite version to quick run your code. You can find links and download other public codes as well. Using PHP Fiddle you can even run HTML outside of PHP bracket similar to Paizo.IO. It also allows you to save you PHP code on git along with many other options such as to Format your coding.
PHPTESTER allows you to test your PHP code online on different versions without the need of a web server. This website is totally dedicated to PHP language only.
Advantage: You can run a program in PHP 5.3 to 7.4 (current version).
Disadvantage: You can not run any HTML code outside PHP bracket.
Write PHP Online
Write PHP Online is an online code editor that helps you to write and test run your PHP code online from your browser anywhere, anytime. This website also provides a list of functions that you can directly run. You can also format your code using PHP Beautifier.
Online PHP Compiler by TutorialsPoint
Using this Online Php Editor, you can run your PHP code online. Currently, HTML outside PHP bracket is not executing but you can use it if only want to run code inside PHP bracket.
This is another good online tool that provides a wide range of PHP versions to test your PHP code. You can run your code even on older PHP 4.9 version. You can find all (more than 60) major and minor PHP versions for testing.
Here, you can also find references to different PHP functions related to Arrays, String Manipulation, and Regular Expressions.
PHP Online Compiler by Rextester
Using this online compiler, you can run PHP code along with MySQL, C, C++, Java and many more. Similar to some of the above websites, HTML code will not execute outside PHP bracket and visible as it is. You can switch the Code window interface with horizontal and vertical.
Overall, if you want to run HTML along with PHP (outside of PHP bracket), Paiza.IO and PhpFiddle are good choices to run PHP code online. If you are looking for Online PHP code testing on different versions, PHPTester and Rextester PHP Compiler can be used.
You can Learn PHP step by step by using our PHP Tutorials along with exercises and FAQs at the end of each tutorial.