Retrieving a value using its associated key can be accomplished using an indexer, which works just like an indexer for an array. A key is passed in as the index value, and the value associated with the key is returned, unless the key doesn’t exist, in which a null is returned. Write short code segment demonstrates how this technique works:
Retrieving a value using its associated key can be accomplished using an indexer, which works just like an indexer for an array. A key is passed in as the index value, and the value associated with the key is returned, unless the key doesn’t exist, in which a null is returned. Write short code segment demonstrates how this technique works:
Programming Logic & Design Comprehensive
9th Edition
ISBN:9781337669405
Author:FARRELL
Publisher:FARRELL
Chapter9: Advanced Modularization Techniques
Section: Chapter Questions
Problem 2GZ
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Retrieving a value using its associated key can be accomplished using an
indexer, which works just like an indexer for an array. A key is passed in as
the index value, and the value associated with the key is returned, unless the
key doesn’t exist, in which a null is returned.
Write short code segment demonstrates how this technique works:
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