SortedList<TKey,TValue>.IndexOfKey(TKey) Method

Reference

Definition

Namespace:: System.Collections.Generic

Assemblies:: System.dll, System.Collections.dll

Assembly:: System.Collections.dll

Assembly:: System.dll

Assembly:: netstandard.dll

Source:: SortedList.cs

Source:: SortedList.cs

Source:: SortedList.cs

Important

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Searches for the specified key and returns the zero-based index within the entire SortedList<TKey,TValue>.

public:
 int IndexOfKey(TKey key);

public int IndexOfKey (TKey key);

member this.IndexOfKey : 'Key -> int

Public Function IndexOfKey (key As TKey) As Integer

Parameters

key: TKey

The key to locate in the SortedList<TKey,TValue>.

Returns

Int32

The zero-based index of key within the entire SortedList<TKey,TValue>, if found; otherwise, -1.

Exceptions

ArgumentNullException

key is null.

Remarks

This method performs a binary search; therefore, this method is an O(log n) operation, where n is Count.

Applies to

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