When would you use the StringReader TextReader and StreamReader classes?
The StreamReader is used to read characters from a stream. The StringReader is used to read characters from a string. You must use either a StreamReader or a StringReader to read text. These classes are defined in the System.IO namespace.
What is StreamReader peek?
StreamReader. Peek method returns An integer representing the next character to be read, or -1 if there are no characters to be read or if the stream does not support seeking.
What is StreamReader in Visual Basic?
StreamReader handles text files. We read a text file in VB.NET by Using StreamReader. This will correctly dispose of system resources and make code simpler. The best way to use StreamReader requires some special syntax.
What is TextReader C#?
TextReader in C# is used to read text or sequential series of characters from a text file. TextReader class is found under System.IO namespace. It is an abstract base class of StreamReader and StringReader which are used to read characters from stream and string respectively.
What will the peek method return after Line 1 is completed?
Remarks. The Peek method returns an integer value in order to determine whether the end of the file, or another error has occurred. This allows a user to first check if the returned value is -1 before casting it to a Char type. This method overrides TextReader.
What is the difference between a streamreader and a textreader?
From the Help files for the System.IO namespace: StreamReader Implements a TextReader that reads characters from a byte stream in a particular encoding. StringReader Implements a TextReader that reads from a string. TextReader Represents a reader that can read a sequential series of characters. Use the one that’s appropriate for the task at hand.
What is the difference between a streamwriter and textwriter?
A StreamWriter : TextWriter, is a Stream-decorator. A TextWriter encodes Text data like string or char to byte [] and then writes it to the linked Stream. You use a bare FileStream when you have byte [] data. You add a StreamWriter when you want to write text. Use a Formatter or a Serializer to write more complex data.
How can I read a text from a stream in Java?
You can write a method that takes a TextReader, and call it with a StreamReader or a StringReader for it to read from a stream or a string.
What is the difference between WriteLine and WriteLine in a FILESTREAM?
WriteLine which will do the same as Write, but it will also end the line so any subsequent writes go to the next line in the file. In contrast, FileStream only has methods like Read and Write, which work with bytes. Show activity on this post. A FileStream is a Stream.
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