C# IEnumerable Nedir Üzerinde Buzz söylenti

C# IEnumerable Nedir Üzerinde Buzz söylenti

Blog Article

@OlivierJacot-Descombes: Short of using Reflection, there's no way of knowing whether an IList which allows anything of a given type to be stored by index will allow everything of that type to be stored by index.

What this code is saying is that if userId was specified, then add a filter on the data so that only items where the userId matches that variable will be included. That same thing is done for email and lastFourdigits.

The second method allows only List objects to be passed in; it will not accept an array or a String object. Obviously, the first method is better because it is much more flexible and can be used in a much wider range of scenarios.

Analogy: Imagine you are a detective on an aeroplane . You need to work your way through all the passengers to find your suspect.

I have writen about custom IEnumerator. Whats the simplest way to make IEnumerable from it ? ülkü solution (one line of code) would be if there was some class for that purpose. Or do I have to create my own ?

Upgrade to Microsoft Edge to take advantage of the latest features, security updates, and technical support.

// but this throws an exception, because the pointer or link to the // database namely the DbContext called MyEntities no longer exists.

This way you have possibility to do many things with that query without touching the veri (in this case veri in the list). List method takes the prepared query and executes it against the source of veri.

Yield ile kendimiz named iteretor'ler oluşturabiliriz. Örneğin izlenceımızın 750TL den C# IStructuralComparable Kullanımı elan pahalı ürünleri getirmesini istiyoruz:

There are pros and cons to both. If you call ToList, you may remove some mystery as to when the query gets executed. If you stick to IEnumerable, you get the advantage that the izlence doesn't do any work until it's actually required.

It is cleaner, your users don't get a list where they C# IStructuralComparable nerelerde kullanılıyor shouldn't (they could cast it to a Listafter all) and you don't need to create a Listobject.

something is up with your image link, its not rendering in the post body for some reason C# IEnumerable Nasıl Kullanılır codeproject.com/KB/cs/646361/WhatHowWhere.jpg

IQueryable is faster than IEnumerable if we are dealing with huge amounts of veri from database because,IQueryable gets only required data from database where as C# IEnumerable Nedir IEnumerable gets all the veri regardless of the necessity from the database

Siz bile benim kabilinden çeşitli .NET platformlarında çeşitli icraat geliştirdiyseniz ve kullandığınız classların C# IStructuralComparable Temel Özellikleri arkasındaki mimariyi kaygı ediyor,eliniz her seferinde F12’ye gidiyorsa :) IEnumerable ve IEnumerator interfacelerine birfena nöbet denktaş gelmiş,ve yine siz bile benim kabilinden o kısa tanılamamlar ile yetinememiş olmalkaloriız.Ozaman hiç lafı uzatmadan gelelim konuya.