Windows apps
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WindowsRuntimeBufferExtensions.CopyTo Method (IBuffer, Byte[])

.NET Framework (current version)

Copies all bytes from the source buffer (Windows.Storage.Streams.IBuffer) to the destination array, starting at offset 0 (zero) in both.

This API is not CLS-compliant. 

Namespace:  System.Runtime.InteropServices.WindowsRuntime
Assembly:  System.Runtime.WindowsRuntime (in System.Runtime.WindowsRuntime.dll)

public static void CopyTo(
	this IBuffer source,
	byte[] destination


Type: IBuffer

The buffer to copy data from.

Type: System.Byte[]

The array to copy data to.

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type IBuffer. When you use instance method syntax to call this method, omit the first parameter. For more information, see Extension Methods (Visual Basic) or Extension Methods (C# Programming Guide).


source or destination is null.


The size of source exceeds the size of destination.

.NET Framework

Supported in: 4.6, 4.5

.NET for Windows Phone apps

Supported in: Windows Phone Silverlight 8
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