Visual Basic .NET (VB.NET) is a programming language that is widely used for creating Windows-based applications. It can be used to read and write text files, which are a common way to store and share data. In this article, we will discuss how to read a compressed text file on-the-fly using VB.NET.
A compressed text file is a file that has been reduced in size by using a compression algorithm. This can be useful when working with large text files, as it reduces the amount of storage space required and the amount of time it takes to transfer the file over a network.
When working with compressed text files, it is often necessary to read the file on-the-fly, which means that the file is decompressed and read at the same time. This can be done using a compression library, which is a set of tools that can be used to compress and decompress files.
In VB.NET, the System.IO.Compression namespace provides classes for working with compressed files. These classes include the GZipStream and DeflateStream classes, which can be used to read and write compressed files. The GZipStream class is used to read and write files that have been compressed using the GZIP format, while the DeflateStream class is used to read and write files that have been compressed using the DEFLATE format.
To read a compressed text file on-the-fly, you can use the following steps:
- Create a FileStream object that points to the compressed text file.
- Create a GZipStream or DeflateStream object, depending on the compression format used.
- Use the GZipStream or DeflateStream object to read the compressed text file, which will automatically decompress the file as it is read.
- Use the TextReader class to read the decompressed text file.
By following these steps, you can easily read a compressed text file on-the-fly using VB.NET. This can be useful when working with large text files, as it reduces the amount of storage space required and the amount of time it takes to transfer the file over a network.
In conclusion, compressed text files are a useful way to store and share data, and VB.NET provides the necessary tools to read and write them. By understanding the process of reading compressed text file on-the-fly, beginners in VB.NET can take advantage of this feature to enhance their application’s performance and functionality.
VisualBasic.NET for Beginners – Chapter 44 : Reading compressed textfile on-the-fly
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