The 'Code: ' feature allows someone to select the entire sketch so it can be easily copied and pasted into the IDE for testing. Also, if you don't do it, some of the character sequences in the code can be misinterpred by the forum code as italics or funny emoticons. It makes it easier to read, and can be copied with a single mouse click. The code tags make the code look like this In this case, the problem is that you have posted code without using code tags.

Making an effort to do this will greatly increase the number and quality of helpful responses that you get. The forum link above has guidelines for posting in a standard way that makes it easiest for people to provide you with useful answers. It is important to provide as much of the information that is needed to solve your problem as you can, in your first posts. Useful links - check here for reference posts / tutorials You may also find useful information that would answer your question here: Read this before posting a programming question. General Guidance and How to use the Forum and

Virtual wire library github