C# BinaryReader

C# BinaryReader is a class provided by the .NET framework that allows you to read binary data from a stream in a structured manner. It is commonly used to read data from files, network streams, or any other stream that contains binary data.

To use BinaryReader, you need to create an instance of the class and provide it with a stream to read from. Here’s an example of how to use BinaryReader to read data from a file:

using (FileStream fileStream = new FileStream("data.bin", FileMode.Open))
    using (BinaryReader reader = new BinaryReader(fileStream))
        // Read binary data using the BinaryReader methods
        int intValue = reader.ReadInt32();
        float floatValue = reader.ReadSingle();
        string stringValue = reader.ReadString();

        // Do something with the read data
        Console.WriteLine("Int value: " + intValue);
        Console.WriteLine("Float value: " + floatValue);
        Console.WriteLine("String value: " + stringValue);

In the example above, a FileStream is created to open the “data.bin” file. Then, a BinaryReader is created using the file stream. You can use various methods provided by the BinaryReader class to read different types of data, such as ReadInt32 to read a 4-byte integer, ReadSingle to read a 4-byte floating-point number, and ReadString to read a string.

It’s important to note that when using BinaryReader, you need to be aware of the format of the binary data you’re reading and ensure that you’re using the correct methods to read the data in the expected format. Otherwise, you may encounter errors or get incorrect results.

Also, remember to properly dispose of the BinaryReader and the underlying stream using the using statement to ensure resources are released correctly.