# Concatenate and Combine String Variables in Bash

> Use the Bash substitution syntax to concatenate string variables and literal text, with examples of inline variable expansion and multi-variable joins

**URL:** https://sentry.io/answers/concatenate-string-variables-in-bash/

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## The Problem

How can I concatenate string variables in Bash?

## The Solution

You can use the [substitution syntax](https://tldp.org/LDP/Bash-Beginners-Guide/html/sect_10_03.html) (`${}`) as follows:

```sh
h="Hello"
w="world"
hw="${h} ${w}"
echo $hw # will output "Hello world"
```

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*Source: [sentry.io/answers/concatenate-string-variables-in-bash/](https://sentry.io/answers/concatenate-string-variables-in-bash/)*