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Hashtable.GetHash(Object) Method

  • Reference

Definition

Namespace:
System.Collections
Assemblies:
mscorlib.dll, System.Collections.NonGeneric.dll
Assembly:
System.Runtime.dll
Assembly:
System.Collections.NonGeneric.dll
Assembly:
System.Runtime.Extensions.dll
Assembly:
mscorlib.dll
Assembly:
netstandard.dll
Source:
Hashtable.cs
Source:
Hashtable.cs
Source:
Hashtable.cs

Returns the hash code for the specified key.

protected:
 virtual int GetHash(System::Object ^ key);
protected virtual int GetHash (object key);
abstract member GetHash : obj -> int
override this.GetHash : obj -> int
Protected Overridable Function GetHash (key As Object) As Integer

Parameters

key
Object

The Object for which a hash code is to be returned.

Returns

Int32

The hash code for key.

Exceptions

NullReferenceException

key is null.

Remarks

If the hash table was created with a specific IHashCodeProvider implementation, this method uses that hash code provider; otherwise, it uses the Object.GetHashCode implementation of key.

This method is an O(1) operation.

Applies to

See also