# HdfObject<a name="EN-US_TOPIC_0000001054918155"></a>

-   [Overview](#section12593094165631)
-   [Summary](#section203331448165631)
-   [Data Fields](#pub-attribs)
-   [Details](#section667957429165631)
-   [Field](#section1025924736165631)
-   [objectId](#a8618faeb67f830c63ac42828e232c544)

## **Overview**<a name="section12593094165631"></a>

**Related Modules:**

[Core](core.md)

**Description:**

Describes base class objects defined by the HDF. 

**Since:**

1.0

## **Summary**<a name="section203331448165631"></a>

## Data Fields<a name="pub-attribs"></a>

<a name="table1943611073165631"></a>
<table><thead align="left"><tr id="row575612604165631"><th class="cellrowborder" valign="top" width="50%" id="mcps1.1.3.1.1"><p id="p844630785165631"><a name="p844630785165631"></a><a name="p844630785165631"></a>Variable Name</p>
</th>
<th class="cellrowborder" valign="top" width="50%" id="mcps1.1.3.1.2"><p id="p1233323246165631"><a name="p1233323246165631"></a><a name="p1233323246165631"></a>Description</p>
</th>
</tr>
</thead>
<tbody><tr id="row1838819468165631"><td class="cellrowborder" valign="top" width="50%" headers="mcps1.1.3.1.1 "><p id="p266017562165631"><a name="p266017562165631"></a><a name="p266017562165631"></a><a href="hdfobject.md#a8618faeb67f830c63ac42828e232c544">objectId</a></p>
</td>
<td class="cellrowborder" valign="top" width="50%" headers="mcps1.1.3.1.2 "><p id="p260790631165631"><a name="p260790631165631"></a><a name="p260790631165631"></a>int32_t </p>
</td>
</tr>
</tbody>
</table>

## **Details**<a name="section667957429165631"></a>

## **Field **<a name="section1025924736165631"></a>

## objectId<a name="a8618faeb67f830c63ac42828e232c544"></a>

```
int32_t HdfObject::objectId
```

 **Description:**

Base object ID