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NameValueCollection.GetKey(Int32) Method

Definition

Namespace:
System.Collections.Specialized
Assemblies:
System.dll, System.Collections.Specialized.dll
Assemblies:
netstandard.dll, System.Collections.Specialized.dll
Assembly:
System.Collections.Specialized.dll
Assembly:
System.dll
Assembly:
netstandard.dll
Source:
NameValueCollection.cs
Source:
NameValueCollection.cs
Source:
NameValueCollection.cs
Source:
NameValueCollection.cs

Gets the key at the specified index of the NameValueCollection.

public:
 virtual System::String ^ GetKey(int index);
public virtual string GetKey(int index);
public virtual string? GetKey(int index);
abstract member GetKey : int -> string
override this.GetKey : int -> string
Public Overridable Function GetKey (index As Integer) As String

Parameters

index
Int32

The zero-based index of the key to get from the collection.

Returns

String

A String that contains the key at the specified index of the NameValueCollection, if found; otherwise, null.

Exceptions

ArgumentOutOfRangeException

index is outside the valid range of indexes for the collection.

Remarks

This method is an O(1) operation.

Applies to

See also