Regex.CapNames Property

Note
The .NET API Reference documentation has a new home. Visit the .NET API Browser on docs.microsoft.com to see the new experience.

Gets or sets a dictionary that maps named capturing groups to their index values.

This API is not CLS-compliant.

Namespace: System.Text.RegularExpressions
Assembly: System (in System.dll)

Syntax

C++

[CLSCompliantAttribute(false)]
protected IDictionary CapNames { get; set; }

Property Value

Type: System.Collections.IDictionary

A dictionary that maps named capturing groups to their index values.

Exceptions

Exception	Condition
ArgumentNullException	The value assigned to the CapNames property in a set operation is null.

Remarks

Note that this property is protected; it can only be accessed from a class derived from the Regex class.

A set operation attempts to convert the value assigned to the property to a Hashtable object; if this conversion fails, it calls the Hashtable.Hashtable(IDictionary) constructor.

Version Information

.NET Framework
Available since 4.7.1