> For the complete documentation index, see [llms.txt](https://appmaster.gitbook.io/docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://appmaster.gitbook.io/docs/business-logic/block/model-functions/expand.md).

# Expand

Returns all the fields of a given model object.

### Flow Connections <a href="#flow-connections" id="flow-connections"></a>

* \[Input] In - starts the block's execution.
* \[Output] Out - activates when the block has finished its execution.

### Data Connections <a href="#data-connections" id="data-connections"></a>

* \[Input] Model (model) - model object to be expanded.
* \[Output] Fields (multiple, any) - all the fields of the model (defined in the [Data Models Designer](/docs/data-design/data-models-designer.md)).