How to Use $() and ${} Expansions in a Shell Script – Linux Hint.md 409 B
title: How to Use $() and ${} Expansions in a Shell Script – Linux Hint date: 2020-04-10 14:07:30 categories: [programming] tags: [bash]
authors: sedlav
In this tutorial, we will explain two of the most useful bash expansions used in shell scripts: $() - the command substitution; and ${} - the parameter substitution/variable expansion.