May 2010
Intermediate to advanced
1272 pages
61h 18m
English
Content preview from Visual Basic® 2010 UnleashedThe
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The Dictionary(Of TKey, TValue) Collection
The System.Collections.Generic.Dictionary(Of TKey, TValue) collection is the generic counterpart for the HashTable. Each item within a Dictionary is a key/value pair; therefore, the constructor requires two arguments (TKey and TValue) where the first one is the key and the second one is the value. The following code shows instantiating a Dictionary(Of String, Integer) in which the String argument contains a person’s name and the Integer argument contains the person’s age:
A single item in the collection is of type KeyValuePair(Of TKey, TValue) and both arguments reflect the collection’s ones. For a better ...
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