20 ways to comment

-- This is a comment

(*
This is a comment
*)

-- This is a comment

REM This is a comment

' This is a comment

/*
This is a comment
*/

C This is a comment

!* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *

!* All characters after an exclamation mark are considered as comments *

!* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *

/**
* This is a comment
*/

// This is a comment

/*
* This is a comment
*/

/*
I love Javascript
*/

// I love Javascript!

%{
(This is a comment)
%}

% This is a comment

(* This is a comment

(*This is an another comment *)

*)

(* This is a comment *)

# This is a comment

#`{{

   This
   is
   a
   comment

}}

<#
   Multi
   Line
   Comment
#>

# Single line comment

"""

This is a comment

"""

''' This is a comment '''

# This is a comment

=begin

this is

a comment

=end

# This is a comment

-- This is a comment

/* This is

/* This is an another comment */

a comment */

// This is a comment

This is a comment in Brainfuck

20 Ways To Comment Your Code