How to use ASCII code ?

Question

I am curious about that that how to use ASCII code which is in binary form . Which text editor or code editor is used to build this code? What is the extension of the code ? How to use this code ? Where and how the code runs ? Does ASCII have a specific platform where it runs ? If I want to download ASCII ? WHY ASCII is used ?

Answer 1

http://whatis.techtarget.com/definition/ASCII-American-Standard-Code-for-Information-Interchange

http://www.asciitable.com/mobile/

https://en.m.wikipedia.org/wiki/ASCII

https://www.computerhope.com/jargon/a/ascii.htm