Windows apps
Collapse the table of content
Expand the table of content
Information
The topic you requested is included in another documentation set. For convenience, it's displayed below. Choose Switch to see the topic in its original location.

ConcurrentDictionary<TKey, TValue>::IDictionary::Add Method (Object^, Object^)

.NET Framework (current version)
 

Adds the specified key and value to the dictionary.

Namespace:   System.Collections.Concurrent
Assembly:  mscorlib (in mscorlib.dll)

private:
virtual void Add(
	Object^ key,
	Object^ value
) sealed = IDictionary::Add

Parameters

key
Type: System::Object^

The object to use as the key.

value
Type: System::Object^

The object to use as the value.

Exception Condition
ArgumentNullException

key is null.

ArgumentException

key is of a type that is not assignable to the key type of the System.Collections.Generic::Dictionary<TKey, TValue>.

-or-

value is of a type that is not assignable to the type of values in the System.Collections.Generic::Dictionary<TKey, TValue>.

-or-

A value with the same key already exists in the Dictionary<TKey, TValue>.

OverflowException

The dictionary already contains the maximum number of elements (MaxValue).

Universal Windows Platform
Available since 8
.NET Framework
Available since 4.0
Portable Class Library
Supported in: portable .NET platforms
Windows Phone
Available since 8.1
Return to top
Show:
© 2017 Microsoft