# Blob Class

Namespace: [Qlik.Engine](https://help.qlik.com/en-US/sense-developer/November2024/Subsystems/NetSDKAPIref/Content/Qlik.Engine.htm)  
Assembly: Qlik.Engine.dll

A class representing binary data.

## Inheritance

* System.Object
  * Blob

## Syntax

```
[ValueClass]
public class Blob : IBlob
```

## Constructors

| Name | Description |
| --- | --- |
| [Blob(String)](https://help.qlik.com/en-US/sense-developer/November2024/Subsystems/NetSDKAPIref/Content/Qlik.Engine.Blob.-ctor.htm#Qlik_Engine_Blob__ctor_System_String_) | Constructs a new `Blob` instance. |

## Properties

| Name | Description |
| --- | --- |
| [Bytes](https://help.qlik.com/en-US/sense-developer/November2024/Subsystems/NetSDKAPIref/Content/Qlik.Engine.Blob.Bytes.htm#Qlik_Engine_Blob_Bytes) | The byte representation of the blob. |
| [Value](https://help.qlik.com/en-US/sense-developer/November2024/Subsystems/NetSDKAPIref/Content/Qlik.Engine.Blob.Value.htm#Qlik_Engine_Blob_Value) | The Base64 encoded string representation of the blob. |

## Methods

| Name | Description |
| --- | --- |
| [ToString()](https://help.qlik.com/en-US/sense-developer/November2024/Subsystems/NetSDKAPIref/Content/Qlik.Engine.Blob.ToString.htm#Qlik_Engine_Blob_ToString) |  |