[c#] How to create an instance of System.IO.Stream stream

How to create an instance of System.IO.Stream stream. One of my function receives System.IO.Stream stream as parameter and write some thing to it. So how can I create a new instance of the same and pass it to the function ?

This question is related to c# memory stream

The answer is


System.IO.Stream stream = new System.IO.MemoryStream();

Stream is a base class, you need to create one of the specific types of streams, such as MemoryStream.


You have to create an instance of one of the subclasses. Stream is an abstract class that can't be instantiated directly.

There are a bunch of choices if you look at the bottom of the reference here:

Stream Class | Microsoft Developer Network

The most common probably being FileStream or MemoryStream. Basically, you need to decide where you wish the data backing your stream to come from, then create an instance of the appropriate subclass.


Stream stream = new MemoryStream();

you can use MemoryStream

Reference: MemoryStream


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