Parsing strings with Go

Parsing strings would arguably be one of the more basic operations that one can do in any language. Sometimes, this may mean comma separated values from an user input on a web page, it may mean parsing application arguments from os.Args, or parse some line based input like lines from an IRC chat, Slack, Discord or some other chat system for a bot.

A discussion developed on the #golang Discord channel where a person nicknamed #JavaScriptForEverything (Omar H.) asked if this function on this p...