https://khizerrehandev.com/tags/bash/Recent content in Bash on Khizer RehanHugoenSun, 12 Jul 2026 16:59:46 +0500https://khizerrehandev.com/posts/til/source-vs-export/Sun, 12 Jul 2026 16:59:46 +0500https://khizerrehandev.com/posts/til/source-vs-export/<h1 id="why-my-exports-didnt-persist-after-running-a-shell-script"> Why my exports didn&rsquo;t persist after running a shell script <a class="heading-link" href="#why-my-exports-didnt-persist-after-running-a-shell-script"> <i class="fa-solid fa-link" aria-hidden="true" title="Link to heading"></i> <span class="sr-only">Link to heading</span> </a> </h1> <p>I ran into this while writing a small setup script. I&rsquo;d set a variable inside it, run the script, and then <code>echo</code> it in my terminal only to get nothing back. Empty. Every time.</p> <p>Took me a while to realize <code>source</code> and <code>export</code> are two different things solving two different problems. Once that clicked, the whole thing made sense.</p>