geode-docs/tools_modules/gfsh/command-pages/echo.html.md.erb

---
title:  echo
---

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Echo the given text, which may include system and user variables.

The command can also echo gfsh environment properties (using '[set variable](set.html)' command) if variable name is pre-pended with '$' - like UNIX.

See [Useful gfsh Shell Variables](../useful_gfsh_shell_variables.html#concept_731ECA5E40E943CBA5C1198A0745D8EE) for a list of gfsh environment variables.

**Availability:** Online or offline.

**Syntax:**

``` pre
echo [--string=value]
```

<a id="concept_2828E2617F6A49D7BB811917BE268704__table_uwf_sch_2w"></a>

| Name                                            | Description                                                                                                  |
|-------------------------------------------------|--------------------------------------------------------------------------------------------------------------|
| <span class="keyword parmname">\\-\\-string </span> | String to be echoed. For example, `SYS_USER                                 variable is set to ${SYS_USER}`. |

<span class="tablecap">Table 1. Echo Parameters</span>

**Example Commands:**

``` pre
echo --string="Hello World!"
echo --string="Hello World! This is ${SYS_USER}"
echo --string=${APP_FETCH_SIZE}
```

To see all the variable set in the shell:

``` pre
echo --string=$*
```

**Sample Output:**

``` pre
gfsh>echo --string=${SYS_JAVA_VERSION}
Post substitution: echo --string=1.8.0_60
1.8.0_60
```