| Namespaces |
Description |
| System |
This namespace includes all common datatypes, string values, arrays, methods for data conversion, and methods related to mathematical operations. |
| System.Data, System.Data.Common, System.Data.OleDb, System.Data.SqlClient, System.Data.SqlTypes |
These namespaces are used to access a database, perform commands on a database, and retrieve and manipulate a database. |
| System.IO, System.DirectoryServices, System.IO.IsolatedStorage |
These namespaces are used to access, read, and write files, and retrieve file paths. |
| System.Diagnostics |
This namespace is used to debug and trace the execution of an application. |
| System.Net, System.Net.Sockets |
These namespaces are used to communicate over the Internet when creating peer-to-peer applications. |
| System.Windows.Forms, System.Windows.Forms.Design |
These namespaces are used to create Windows-based applications using Windows user interface components. |
| System.Web, System.WebCaching, System.Web.UI, System.Web.UI.Design, System.Web.UI.WebControls, System.Web.UI.HtmlControls, System.Web.Configuration, System.Web.Hosting, System.Web.Mail, System.Web.SessionState |
These namespaces are used to create ASP.NET Web applications that execute over the Internet. |
| System.Web.Services, System.Web.Services.Description, System.Web.Services.Configuration, System.Web.Services.Discovery, System.Web.Services.Protocols |
These namespaces are used to create XML Web services and components that can be published over the Internet. |
| System.Security, System.Security.Permissions, System.Security.Policy, System.WebSecurity, System.Security.Cryptography |
These namespaces are used for authentication, authorization, and encryption. |
| System.Xml, System.Xml.Schema, System.Xml.Serialization, System.Xml.XPath, System.Xml.Xsl |
These namespaces are used to create and access XML files. |