Building a Dart server from scratch

Part 1 in a series about Server Side Dart without a framework

Since the A’s are out, it’s time for plan B.

While frameworks are nice, there’s always a bit of magic about them. The dart:io library, which is one of the core Dart libraries, already includes the low-level classes and functions needed to make an HTTP server. So this article will teach you how to create such a server yourself.

Let’s get started. The full code is at the end of the article if you get lost along the way.

This creates a server that listens to the localhost IP address (127.0.0.1) on port 4040.

You can start your server from the terminal like this:

You should see the following printout:

Congratulations! You’ve already made a Dart server. That was pretty easy, wasn’t it?

You’ve started the server, but it doesn’t really do anything yet. Force close your program by pressing…

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