December 2001
Intermediate to advanced
416 pages
8h 16m
English
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2.7. The Class Constructor
Our WordCount program requires that the user provide a file name. Optionally, the user can turn on several options, such as generating trace output and timing diagnostics. The Main() entry point processes the command-line options. That done, it must create a WordCount object and pass the file name and possible options to that object before asking the object to process the file.
One solution, of course, is to create a WordCount object with the default values and then reset the values the user passed in through the command-line options. The problem with this strategy is that it requires two steps, and the crucial second one is something that the user might overlook.
The class constructor is a mechanism by which the user ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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