# Set Active Family Parameter By Name

## 1. Description

This node allows you to set a parameter inside an active family document.

## 2. Inputs

* **Parameter name : string**

This input takes the parameter name (string) you'd like to set.

* **Parameter Value**

This input takes the new value to give to the parameter.

## 3. Output

* OUT

The output indicates the result of the operation (successful or not). 

![](https://238629208-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-LO8n4ithPJG3iCqU7ir%2F-LZJvCLZ0he0wrCaU8fG%2F-LZJvf4F10KrVJbutWw2%2FCapture.png?alt=media\&token=7b71d727-92ba-434f-83d9-805ad7263fac)


---

# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://datashapes.gitbook.io/primer/revit/set-active-family-parameter-by-name.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.