Thalia: Über 10 Mio Bücher ❤ Immer versandkostenfrei ✓ Lieferung nach Hause oder in die Filiale ✓ Jetzt»A Programmer’s Guide to C# «online bestellen!. Eric Gunnerson One of the “late breaking” features in C# is what is known as “Nullable Types”. The details can be found in the C# language spec. Ung?ltige Konvertierung von der Zeichenfolge " in Typ Date. Buy Programmer’s Introduction to C# from Dymocks online BookStore. Find latest reader to C# Nick Wienholt, Eric Gunnerson, Anders Hejlsberg.
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May 29, at June 21, at Not very C -ish.
Nullable types in C# – Eric Gunnerson’s Compendium
He s been a developer for longer than he cares to admit, and has gunnreson on everything from microcontrollers to minicomputers. June 2, at Will it work in the release version?
June 2, at 1: Operators and Expressions Chapter Execution-Time Code Generation Chapter May 30, at June 3, at 2: Giampiero De Ciantis says: This new C feature will allow one to specify a Type like int? I like the idea of this in C:. March 18, at 1: To make this easier, in VSwe’re introducing a new type named “Nullable”, that looks something like this it’s actually more complex than this, but I want to keep the example simple: OK, after skimming the MS Research paper, I see there is a lot more going on with these special operators int?
Similarly, rather than needed to write a null test as: June 4, at 1: Scott Allen’s Blog says: With the compiler support, you write:.
NET Brain Droppings says: I hope you and the other language edic know what you are doing for the long run. June 4, at 8: Are there already any guidelines how to use this with the two primitive types that already inherently provide a similar feature, albeit in a completely different way?
Add every feature as a language feature and apply lots of rules to avoid all this complexity to be abused. Mehran Nikoo’s Notes says: Do not understand why other value types cannot address null as simply as “string” does today.
While it is currently a little more complex than I think it should be, adding this type of complexity on something as simple as a null seems a step backward.
Operator Overloading Chapter This is convenient because SQL behaves the same way. The gunmerson reason I make this whole point is that I spent the last few months making a long decision of what to use… Java or C for my next project.
May 28, at 9: Eric Gunnerson blogged last week about Nullable types in C 2.
June 9, at The simpler, the better. For those who know the functional language Haskell http: June 2, at 9: Dynamic types Chapter