# Capturing User Input

### Adding Capture User Input Element

To capture information entered by the viewer, you can add the 'Capture Input' element from the 'Add Element' menu.

<figure><img src="https://files.gitbook.com/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-Mgll1jjQMRTVj7p6n7g%2Fuploads%2FePPE9K0Qv0pmdwjFIzJH%2Fimage.png?alt=media&#x26;token=5bd244a4-2f65-4ce6-8bba-59f344e1bf39" alt=""><figcaption><p>Capture Input Element</p></figcaption></figure>

You can customize the Capture Input element in the Properties Panel - you can update the input's placeholder, min and max length to be entered by the viewer.

<figure><img src="https://files.gitbook.com/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-Mgll1jjQMRTVj7p6n7g%2Fuploads%2FPhyPe6f4YC1ecNv5fhFP%2Fimage.png?alt=media&#x26;token=23ab5055-90c3-4552-a382-28347c0facda" alt=""><figcaption><p>Capture Input setting panel</p></figcaption></figure>

### Add Rules to activate it

You need to create rules to collect the data entered by the viewer.

<figure><img src="https://files.gitbook.com/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-Mgll1jjQMRTVj7p6n7g%2Fuploads%2Fvhrt6a44jJHoLQvICCmS%2Fimage.png?alt=media&#x26;token=44db7da8-6a40-4960-9df2-e5d001f58cee" alt=""><figcaption><p>Rules - Boolean Variables</p></figcaption></figure>

### Viewer Screen

Here is how it looks to the viewer:

<figure><img src="https://files.gitbook.com/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-Mgll1jjQMRTVj7p6n7g%2Fuploads%2FDmSuOnC1FTx4rGJWUXws%2Fimage.png?alt=media&#x26;token=e87e6aea-02f4-4576-883e-5c51ac7444c4" alt=""><figcaption><p>Capture Input front end</p></figcaption></figure>

### Example Experience

{% embed url="<https://rnghud.gmetri.com/string_variables>" %}
Capturing User Input
{% endembed %}

These are the rules used in the above experience:

<figure><img src="https://files.gitbook.com/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-Mgll1jjQMRTVj7p6n7g%2Fuploads%2FSIufbBLv4LHuHKHqIB9h%2Fimage.png?alt=media&#x26;token=be8f8480-f796-457d-b366-cd79db44da9f" alt=""><figcaption><p>Rules - Capture Input into String Variable</p></figcaption></figure>

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