# Test of a sensor

**URL:** <https://discourse.nodered.org/t/test-of-a-sensor/7741>\
**Category:** General\
**Created:** [8 February 2019 13:11 UTC](https://discourse.nodered.org/t/test-of-a-sensor/7741 "2019-02-08T13:11:58Z")\
**Posts on this page:** 1\
**Showing post:** 7

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**Author:** ![Colin](https://sea2.discourse-cdn.com/flex026/user_avatar/discourse.nodered.org/colin/32/17040_2.png) [@Colin](https://discourse.nodered.org/u/Colin)\
**Post date:** [8 February 2019 17:01 UTC](https://discourse.nodered.org/t/test-of-a-sensor/7741/7 "2019-02-08T17:01:59Z")

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Export the test flow by selecting the nodes and slicking Ctrl-E which will allow you to export to the clipboard, select Compact mode. Then you can paste it here for us to see exactly what you are doing. See this for how to format it so the forum formatting does not mess it up.

> [@How to share code or flow json](https://discourse.nodered.org/t/how-to-share-code-or-flow-json/506):
>
> To share code samples or flow json in this forum, you need to take care to format it properly so that it is displayed correctly. The easiest way to do that is to click the 'Preformatted Text' button in the toolbar: [image] Then paste in your code or flow json. You should end up with three back-tick characters - ``` - on their own line before and after the code. On standard US English keyboards, this is on the same key as the ~ character. Using the backticks will ens…

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