6 days ago · Comments are an invaluable part of writing clear, maintainable shell scripts. They help explain the code’s logic and intent, making it easier for others (or yourself) to understand and maintain in the future.

JavaScript comments can be used to explain JavaScript code, and to make it more readable. JavaScript comments can also be used to prevent execution, when testing alternative code.

Apr 12, 2025 · Below is a simple bash script comments example showing both types of comments: $ vi comments-script.sh #!/bin/bash # This script greets the user and shows the current date and time << COMMENT Author: Your Name Date: 2025-04-12 Description: This shell script prints a welcome message, greets the user, and …

Aug 21, 2013 · You can comment section of a script using a conditional. For example, the following script: DEBUG=false if ${DEBUG}; then echo 1 echo 2 echo 3 echo 4 echo 5 fi echo 6 echo 7

Mar 18, 2024 · A comment is a human-readable explanation or annotation written within the shell script. Adding comments to your Bash scripts will save you a lot of time and effort when you look at your code in the future.

Oct 10, 2019 · In this tutorial you will learn: Privileged access to your Linux system as root or via the sudo command. The simplest explanation on how to insert a comment into a bash script is to say that any line except the first line prefixed with the # …

Nov 15, 2024 · Comments help explain code (they are not executed and hence do not have any logic implementation). We can also use them to temporarily disable parts of your code. 1. Single Line Comments. A single-line comment in JavaScript is denoted by two forward slashes (//), // A single line comment console.log("Hello Geeks!"); Hello Geeks! 2.

Nov 30, 2021 · Commenting out code for later use is a common practice and is an essential part of programming and bash scripting. This tutorial demonstrates how to use comments and the best commenting practices in bash scripts. A system running Linux. Access to the command line/terminal. A text editor, such as Vi/Vim.

This lesson will teach you how to create two types of comments in JavaScript: single line comments and multi-line comments. To create a single line comment in JavaScript, you place two slashes "//" in front of the code or text you wish to have the JavaScript interpreter ignore.

Learn how to provide single line and multiline comments in a Bash Script file, with the help of examples. Use # for single line bash comments and <<COMMENT COMMENT for mulitple line bash comments.