Visual Basic® 2010 Unleashed

Reading and Writing Text Files

You create text files instantiating the StreamWriter class, which is a specific stream implementation for writing to text files. The following code, that will be explained, provides an example:

The constructor provides several overloads; the one used in the code receives the file name to be created—a Boolean value indicated whether the text must be appended if the file already exists and how the text is encoded. WriteLine is a method that writes a string and then puts a line terminator character. When you are done you must close the stream invoking Close. You can also invoke Write to put in just one character. The ...