Linux Bash Commands Shell Scripts Multiple Line Comments

Adding Multiple Line Comments in Shell Scripts for Linux Commands

This article describes how to add multiple line comments in shell scripts for Linux/Bash commands.

Shou Arisaka

1 min read

Oct 3, 2025

Comment example

: << EOT
foo
bar
foo
bar
EOT

Example of comment and output Useful when outputting ASCII art.

cat << EOT
foo
bar
foo
bar
EOT

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Shou Arisaka Oct 3, 2025

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About the Developer

Shou Arisaka

Started web development at 15 by launching a WordPress site. The following year, began microservice development using Ruby on Rails. Currently involved in Next.js website creation supporting the Digital Agency and SaaS development projects, while also pursuing personal modern web app development using React.js, Node.js, and TypeScript as a hobby. Specializes in agile full-stack development from frontend to backend, handling web marketing and advertising design as needed, providing cost-effective and high-quality customer experiences through advertising operations, AI-driven development, and data analysis. Developer, designer, and writer of the IT blog 'DebugTips', which has been supported by over 2 million people worldwide and is celebrating its 9th anniversary. Currently working hard to make the independently developed SNS 'Intrawrite' (currently in beta) Japan's leading domestic social network.