Adds a new attachment item to the collection.

Adds a new attachment item to the collection.

Releases the underlying wrapped object explicitly.

Determines whether the specified Object is equal to the current Object.

Allows an Object to attempt to free resources and perform other cleanup operations before the Object is reclaimed by garbage collection.

Returns an enumerator that iterates through the collection.

Serves as a hash function for a particular type.

Gets the Type of the current instance.

Creates a shallow copy of the current Object.

The method is called on the Dispose  method call. Derived classes should override the method to perform custom disposing.

Removes the element at the specified index of the collection.

Removes the element with the specified key of the collection.

Removes all elements from the collection.

Throws the ObjectDisposedException exception if the underlying object has been disposed.

Returns a String that represents the current Object.