--- title: Linux Export Command: Guide with Examples | daily.dev description: A comprehensive guide to the Linux `export` command, covering how it promotes shell variables to environment variables for child process inheritance. Topics... canonical: https://daily.dev/posts/linux-export-command-guide-with-examples-zlnkj7m3j twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: Linux Export Command: Guide with Examples | daily.dev og:description: A comprehensive guide to the Linux `export` command, covering how it promotes shell variables to environment variables for child process inheritance. Topics... og:url: https://daily.dev/posts/linux-export-command-guide-with-examples-zlnkj7m3j og:image: https://api.daily.dev/og/posts/ZLNKJ7M3J.png og:image:alt: Linux Export Command: Guide with Examples og:image:width: 1200 og:image:height: 630 og:locale: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # Linux Export Command: Guide with Examples **[DigitalOcean Community](https://daily.dev/sources/do_community)** · 22 min read · 0 upvotes · 0 comments ## Summary A comprehensive guide to the Linux `export` command, covering how it promotes shell variables to environment variables for child process inheritance. Topics include all three flags (`-p`, `-n`, `-f`), persisting variables across sessions via `~/.bashrc`, `~/.bash_profile`, and `/etc/environment`, comparisons with `declare -x`, `env`, `printenv`, and `set`, and common troubleshooting scenarios like overwriting PATH, cron/sudo environment issues, and syntax errors. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Similar posts on daily.dev - [How To Read and Set Environmental and Shell Variables on Linux](https://daily.dev/posts/how-to-read-and-set-environmental-and-shell-variables-on-linux-kcy9ksbps) · DigitalOcean Community · 4 upvotes · 0 comments - [How To View and Update the Linux PATH Environment Variable](https://daily.dev/posts/how-to-view-and-update-the-linux-path-environment-variable-a7lteis0a) · DigitalOcean Community · 6 upvotes · 0 comments - [Linux ps Command: 20 Real-World Examples](https://daily.dev/posts/linux-ps-command-20-real-world-examples-ueoqsfmlu) · DigitalOcean Community · 0 upvotes · 0 comments --- Tags: [#linux](https://daily.dev/tags/linux), [#shell](https://daily.dev/tags/shell), [#bash](https://daily.dev/tags/bash) [View this post on daily.dev](https://daily.dev/posts/linux-export-command-guide-with-examples-zlnkj7m3j) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@type":"TechArticle","headline":"Linux Export Command: Guide with Examples","url":"https://daily.dev/posts/linux-export-command-guide-with-examples-zlnkj7m3j","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/linux-export-command-guide-with-examples-zlnkj7m3j"},"datePublished":"2026-06-10T21:06:00.375Z","dateModified":"2026-06-10T21:06:25.706Z","description":"A comprehensive guide to the Linux `export` command, covering how it promotes shell variables to environment variables for child process inheritance. 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