IMapTKey, TValuePut Method (TKey, TValue)Hazelcast .Net Client Class Library
Associates the specified value with the specified key in this map If the map previously contained a mapping for the key, the old value is replaced by the specified value.

Namespace: Hazelcast.Core
Assembly: Hazelcast.Net (in Hazelcast.Net.dll) Version: 3.6.3.0
Syntax

TValue Put(
	TKey key,
	TValue value
)

Parameters

key
Type: TKey
key
value
Type: TValue
value

Return Value

Type: TValue
previous value associated with key or null if there was no mapping for key .
Remarks

Associates the specified value with the specified key in this map If the map previously contained a mapping for the key, the old value is replaced by the specified value.

Warning:

This method returns a clone of previous value, not the original (identically equal) value previously put into map.

Warning-2:

This method uses GetHashCode and Equals of binary form of the key, not the actual implementations of GetHashCode and Equals defined in key's class.
See Also

Reference