Replit is an online development environment that lets you write, run, and share code in your browser. It supports multiple programming languages, including Python, JavaScript, C, C++, Java, Ruby, Go, Lua, SQLite, Switf, PHP, etc. It provides online compilation services for more than 50 programming languages. One of the biggest advantages of Replit is its integration with GitHub, allowing you to easily store your code in GitHub repositories.

Replit is available in both free and paid ways. Free accounts can enjoy basic functions, including creating, running, sharing projects, and integrating with GitHub. Paid accounts provide more advanced functions and services, such as more storage space, faster execution speed, more CPU resources, team collaboration, etc. The price of Replit’s paid plans varies depending on the services and features you want, and you can check the details and pricing of the different plans on its official website. If your requirements are not high, their free service can meet your basic requirements for basic open or environmental testing.

How to use Replit?

First, you need to create a Replit account. After registering, you will see a button called "New repl", click it to create a new project. Choose a programming language and project type, such as web project or console application. Next, you can start writing code and run it using Replit's terminal window.

When writing code, you can use Replit's editor, terminal window, and debugging tools. After the code is complete, you can use the built-in run functionality to deploy the code to the cloud and run it. If you want to share the code, you can use Replit's share function to share the code with others.

If you want to store your code on GitHub, you can configure the integration in the project settings. This way, whenever you commit changes in Replit, they are automatically pushed to your GitHub repository.

How to build the application?

Building an application in Replit is very simple. First, you need to choose the language you need to create a new project. Here I choose to build a PHP application for a simple demonstration. Of course, you can also choose applications in other languages. It supports almost all mainstream programming languages on the market.

After choosing PHP Web Server to create, Replit will automatically configure the PHP environment for you and create a default file called index.php. You can write your PHP code in this file. If you want to store your code in a version control system like GitHub or GitLab, you can use Replit's integration feature to do so.


After editing your code, you can click Run at the top to start your service, so that you can access it through the second-level domain name https://your-project-name.your-username.repl.co assigned to you by Replit your PHP application.

Note that if your PHP application depends on certain extensions or libraries, you will need to install them using the corresponding commands in a terminal window.

Summarize:

Replit is a powerful online development environment that allows you to easily write, run and share code. It supports multiple programming languages. By using Replit, you can create and run your application in the browser without installing a development environment locally. Replit is very easy to use and suitable for people of all programming levels.