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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Interoperating with unmanaged code
.NET applications are loaded, executed, and managed by the CLR. We use the term unmanaged to refer to any code that is outside the control of the CLR.
If a .NET developer needs to interact with unmanaged code, they can use two technologies: Component Object Model (COM) Interop and Platform Invoke (also known as P/Invoke).
Tip
Both of these technologies are specific to Windows and, therefore, are only supported by the .NET Framework, not by the .NET Core.
Automating Microsoft Excel using COM Interop
Most of the popular Microsoft Office products support being automated using COM. If you have Microsoft Excel (for Windows) installed, then you can complete this exercise.
Add a new console application project named
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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.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.