How to Download and Install Xdebug with Docker

When it comes to setting up a PHP development environment, one of the most crucial steps is ensuring that you have the necessary extensions installed. In this article, we'll focus on how to download and install Xdebug using Docker.

For those who may not be familiar, Xdebug is an extension for PHP that provides debugging capabilities. It's essential for any developer working with PHP as it allows them to step through their code, inspect variables, and identify issues more efficiently.

To get started, you'll need to have Docker installed on your machine. If you haven't already done so, download the latest version from the official website: . Once downloaded and installed, open a terminal or command prompt window.

The first step in installing Xdebug is to create a new Docker container for PHP development. You can do this by running the following command:

```

docker run -dit --name php-dev \

-p 9000:9000 \

php:7.4-fpm

```

This will start a new container named 'php-dev' based on the official PHP 7.4 image, and map port 9000 from within the container to your local machine.

Next, you'll need to install Xdebug using the `docker-php-ext-install` command:

```

RUN docker-php-ext-install -j (nproc) intl

```

This will compile and install Xdebug along with other extensions such as Internationalization (intl).

Finally, restart the PHP-FPM service within your container by running:

```

service php7.4-fpm restart

```

That's it! You should now have Xdebug installed on your Docker container. To verify that everything is working correctly, you can use a tool like `phpinfo()` to check for any errors or issues.

In this article, we've covered the basics of downloading and installing Xdebug using Docker. With these steps in place, you'll be well-equipped to tackle even the most complex PHP development tasks with confidence.

Download docker php ext install xdebug