General understanding C #(3 indexer)

3. Indexer

C # by providing an indexer, You can process objects like an array. In particular, attributes. Each element is exposed using a get or set method.

Public class Skyscraper

{

Story [] stories;

Public Story this [int index]

{

Get

{

Return stories [index];

}

Set

{

If (value! = Null)

{

Stories [index] = value;

}

}

}

//...

}

Skyscraper empireState = new Skyscraper (/*...*/);

EmpireState [102] = new Story ("The Top One ",/*...*/);

[Note: The biggest benefit of the indexer is to make the Code look more natural and more practical]