Comparing Red and Red/System

There are very good reasons to get to know Red/System better. It will look familiar to you because it uses the same syntax structures as Red, so you will not have to change mental gears when stepping from Red to Red/System and vice versa. In fact, some small code snippets may be completely identical, as the following Red/System script shows:

;-- see Chapter10/hello-world.reds:Red/System [    Title: "Hello World demo"]print "Hello world from Red/System!"

Looks very much like Red, doesn't it? The only differences are the Red/System [ ] header and the .reds file extension.

Also, the Red/System code can't be interpreted; you have to compile it using red -r hello-world.reds, which works lightning fast.

Let's compare ...

Get Learn Red - Fundamentals of Red now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.