# HexToBytes Method


Converts a hex string back to a byte array.



## Definition
**Namespace:** <a href="N_CapyKit_Helpers.md">CapyKit.Helpers</a>  
**Assembly:** CapyKit (in CapyKit.dll) Version: 1.0.4

**C#**
``` C#
private byte[] HexToBytes(
	string hex
)
```
**F#**
``` F#
private member HexToBytes : 
        hex : string -> byte[] 
```



#### Parameters
<dl><dt>  <a href="https://learn.microsoft.com/dotnet/api/system.string" target="_blank" rel="noopener noreferrer">String</a></dt><dd>The hexadecimal.</dd></dl>

#### Return Value
<a href="https://learn.microsoft.com/dotnet/api/system.byte" target="_blank" rel="noopener noreferrer">Byte</a>[]  
A byte[].

## Exceptions
<table>
<tr>
<td><a href="https://learn.microsoft.com/dotnet/api/system.argumentexception" target="_blank" rel="noopener noreferrer">ArgumentException</a></td>
<td>Thrown when one or more arguments have unsupported or illegal values.</td></tr>
</table>

## See Also


#### Reference
<a href="T_CapyKit_Helpers_KeyHelper.md">KeyHelper Class</a>  
<a href="N_CapyKit_Helpers.md">CapyKit.Helpers Namespace</a>