# Function: readNxJson ▸ **readNxJson**(): [`NxJsonConfiguration`](../../devkit/documents/NxJsonConfiguration) \| `null` **`Deprecated`** You must pass a [Tree](../../devkit/documents/Tree) #### Returns [`NxJsonConfiguration`](../../devkit/documents/NxJsonConfiguration) \| `null` ▸ **readNxJson**(`tree`): [`NxJsonConfiguration`](../../devkit/documents/NxJsonConfiguration) \| `null` Reads nx.json #### Parameters | Name | Type | | :----- | :------------------------------------ | | `tree` | [`Tree`](../../devkit/documents/Tree) | #### Returns [`NxJsonConfiguration`](../../devkit/documents/NxJsonConfiguration) \| `null`