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Archive for the ‘record’ tag

By coding a Record

Memory-representation

Memory representation with record

We commonly think to a record like something to be registered or annotated; musical, medical and data recording, and so on.
But structurally… what is a record?

Definition is so simple to result boring: a record is a structure (collection) of different nature data.

In the previous article we saw an important structure called array: a collection of homogeneous data.
An array can host only one kind of data per time: integer numbers or characters or arrays again…

 

Records offer one more degree of liberty: they can contain integers and chars and arrays… and records as well!

So a sport record is a possible collection of: first and last name (chars or strings), kind of sport (chars or strings) and the performance (typically a number).


Performance is what we commonly intend with sport record, but this is an example of metonymy (yes, we are poets too :)). Read the rest of this entry »

Written by admin

November 30th, 2011 at 11:17 am