AddItem(String,Object) Method (CompositeDataStorage)

In This Topic

Adds new item to the data storage.

Syntax

'Declaration

Public Sub AddItem( _
   ByVal keyThe item key.
 As String, _
   ByVal itemThe item data.
 As Object _
)

public void AddItem(
   string key, 
   object item
)

public: void AddItem(
   string* key, 
   object* item
)

public:
void AddItem(
   string^ key, 
   object^ item
)

Exceptions

Exception	Description
System.ArgumentNullException	Thrown if key is null or empty.
System.ObjectDisposedException	Thrown if this instance is disposed.
System.ArgumentException	Thrown if an element with the same key already exists in the data storage.
System.ArgumentException	Thrown if data storage cannot store item object.

Requirements

Target Platforms: .NET9; .NET 8; .NET 7, .NET 6; .NET Framework 4.8, 4.7, 4.6, 4.5

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