March 2016
Intermediate to advanced
550 pages
10h 57m
English
Content preview from C# 6 and .NET Core 1.0Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Checking for overflow
Earlier, we saw that when casting between number types it was possible to lose information, for example, when casting from a long variable to an int variable. If the value stored in a type is too big, it will overflow.
Add a new Console Application project named Ch03_CheckingForOverflow.
The checked statement
The checked statement tells .NET to throw an exception when an overflow happens instead of allowing to it happen silently.
We set the initial value of an int variable to its maximum value minus one. Then, we increment it several times, outputting its value each time. Note that once x gets above its maximum value, it overflows to its minimum value and continues incrementing from there.
Type the following code in the Main
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
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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