System.Text.RegularExpressions Namespace ()

Collapse All

Language Filter

This page is specific to

Microsoft Visual Studio 2008/.NET Framework 3.5

Other versions are also available for the following:

.NET Framework Class Library

System.Text.RegularExpressions Namespace

The System.Text.RegularExpressions namespace contains classes that provide access to the .NET Framework regular expression engine. The namespace provides regular expression functionality that may be used from any platform or language that runs within the Microsoft .NET Framework. In addition to the types contained in this namespace, the System.Configuration..::.RegexStringValidator class enables you to determine whether a particular string conforms to a regular expression pattern.

Classes

	Class	Description
	Capture	Represents the results from a single subexpression capture.
	CaptureCollection	Represents a sequence of capture substrings. CaptureCollection returns the set of captures done by a single capturing group.
	Group	Represents the results from a single capturing group.
	GroupCollection	Represents a collection of captured groups in a single match.
	Match	Represents the results from a single regular expression match.
	MatchCollection	Represents the set of successful matches found by iteratively applying a regular expression pattern to the input string.
	Regex	Represents an immutable regular expression.
	RegexCompilationInfo	Provides information about a regular expression that is used to compile a regular expression to a stand-alone assembly.
	RegexRunner	Infrastructure. The RegexRunner class is the base class for compiled regular expressions.
	RegexRunnerFactory	Infrastructure. Creates a RegexRunner class for a compiled regular expression.

Delegates

	Delegate	Description
	MatchEvaluator	Represents the method that is called each time a regular expression match is found during a Replace method operation.

Enumerations

	Enumeration	Description
	RegexOptions	Provides enumerated values to use to set regular expression options.

Reference

Other Resources

Regular Expression Language Elements