Learn Linux Shell Scripting - Fundamentals of Bash 4.4

Comments

As any good software engineer could tell you, placing relevant comments in your code increases the quality of the code. A comment is nothing more than a bit of text explaining what you're doing, prefixed by a special character that ensures the language you're coding in does not interpret the text. For Bash, this character is the number sign # (currently more famous for its use in #HashTags). When you're reading other sources, it may also be referred to as the pound sign or the hash. Other examples of comment characters are // (Java, C++), -- (SQL), and <!-- comment here --> (HTML, XML). The # character is also used as a comment for Python and Perl.

A comment can either be used at the beginning of a line, which ensures the entire ...