File. Open. Read Method String System. IOThe. NET API Reference documentation has a new home. Visit the. NET API Browser on docs. How to read the string from. Entity-Data-Model.png' alt='Read File To String C#' title='Read File To String C#' />These examples show various ways to write text to a file. The first two examples use static convenience methods on the System. IO. File class to write each element of. This example reads the contents of a text file by using the static methods ReadAllText and ReadAllLines from the System. IO. File class. For an example that uses. Read File To String C#' title='Read File To String C#' />FileStream Read File C This example shows how to safely read file using FileStream in C. Microsoft Pki Installation. To be sure the whole file is correctly read, you should call FileStream. In this article, we will try to read from an existing XML file using the XmlReader class. How to open and read XML file in C XML is a self describing language and it gives the data as well as the rules to extract what data it contains. The specified path, file name, or both exceed the systemdefined maximum length. For example, on Windowsbased platforms, paths must be less than 248 characters, and. How to read and write a binary file in C and some of its applications. Writing files in. NET is useful in many scenarios.