C# ReadOnlyCollectionBase Kullanımı A Gizli Silah

C# ReadOnlyCollectionBase Kullanımı A Gizli Silah

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You gönül argue that you may be able to downcast IPerson to Person, but at this point I would answer telling you that you need to follow your own coding conventions: if you defined that you never return Person but IPerson then I would do it this way in the entire code base, and if you need a write-capable Parents property, then you return Person instead (and you avoid a cast later!).

A note. Read-only status is hamiş transferred to other references. You cannot replace the references with other StringBuilder references or the null literal.

I avoid using ReadOnlyCollection bey much as possible, it is actually considerably slower than just using a alışılagelen List.

If your data emanet be enumerated, you güç use Enumerable.ToList method to cast your collection to List and call AsReadOnly on it.

Summary. The ReadOnlyCollection functions bey a wrapper for any collection that implements IList. It adds a level of indirection that reduces possible changes.

Do S&P 500 funds run by different investment companies have different performance based on the buying / selling speed of the company? more hot questions

What's the best way to pass around lists of values without lots of code clutter (such bey explicit type parameters) but that still communicates intent clearly?

It depends on how much you trust the calling code. If you're in complete control over everything that will ever call C# ReadOnlyCollectionBase Temel Özellikleri this member and you guarantee

well, NHibernate kişi set private class fields and this means that you güç expose it using a C# ReadOnlyCollectionBase Kullanımı public property encapsulating the field birli read-only collection.

If you do this then there's nothing stopping your callers casting the IEnumerable back to C# ReadOnlyCollectionBase Nedir ICollection and then modifying it. ReadOnlyCollection removes C# ReadOnlyCollectionBase Temel Özellikleri this possibility, although it's still possible to access the underlying writable collection via reflection.

C# metotları, kodun daha düzenli olmasını esenlar, elan güdük ve daha okunabilir bir şekilde yazgılmasına yardımcı evet ve projenize henüz zait hizmetlevsellik kazanmıştırrır.

So, what's the best-practice way to deal with the bog-standard task of making small collections to pass around values? Should array be preferred over List where possible?

Average(IEnumerable, Func) Computes the average of a sequence of nullable Single values that are obtained by invoking a transform function on each element of the input sequence.

Movie about a planet where C# ReadOnlyCollectionBase Kullanımı seeds must be harvested just right in order to liberate a valuable crystal within