101 Microsoft® Visual Basic® .NET Applications

Application #3. String Manipulation

This sample demonstrates many methods of the Visual Basic .NET String class. The sample form divides the methods into three groups: methods that return strings (such as Insert and Remove), methods that return information (such as IndexOf), and shared methods (such as String.Format). In addition, the demonstration introduces two other useful string handling classes: StringBuilder and StringWriter.

New Concepts

The String class, part of the System namespace, provides the data type for all strings. A String object is truly an object: it’s allocated on the heap like all other objects, and it’s subject to garbage collection. The String class offers a variety of methods for string manipulation, comparison, formatting, ...