SortedList<TKey,TValue>.IndexOfKey(TKey) Method
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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
- key
- TKey
The key to locate in the SortedList<TKey,TValue>.
The zero-based index of key
within the entire SortedList<TKey,TValue>, if found; otherwise, -1.
key
is null
.
This method performs a binary search; therefore, this method is an O(log n
) operation, where n
is Count.
Product | Versions |
---|---|
.NET | Core 1.0, Core 1.1, Core 2.0, Core 2.1, Core 2.2, Core 3.0, Core 3.1, 5, 6, 7, 8, 9 |
.NET Framework | 2.0, 3.0, 3.5, 4.0, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8, 4.8.1 |
.NET Standard | 1.3, 1.4, 1.6, 2.0, 2.1 |
UWP | 10.0 |
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