WebMar 4, 2024 · IEnumerator. IEnumerator На самом деле yield может использоваться не только в методах, но и в свойствах и операторах. Однако для простоты в данной статье я буду рассматривать именно методы. Web我想擁有一個枚舉器 生成器，每當我打電話說GetNext時，它將始終為我提供下一個值。 這可能嗎 我不會在 個地方迭代它，而是在許多地方和非常不同的時間進行迭代。 如何以最優雅的方式做到這一點 如果速度也很快，那也很好。 adsbygoogle window.adsbygoogle .push
C# IEnumerator, IEnumerable, and Yield - 思元的開發筆記
WebSep 2, 2008 · The yield contextual keyword actually does quite a lot here. The function returns an object that implements the IEnumerable interface. If a calling function starts foreach ing over this object, the …Webusing UnityEngine; using System.Collections; public class ExampleClass : MonoBehaviour { // In this example we show how to invoke a coroutine and // continue executing the function in parallel. private IEnumerator coroutine; void Start() { // - After 0 seconds, prints "Starting 0.0" // - After 0 seconds, prints "Before WaitAndPrint Finishes 0.0" // - After 2 seconds, …WebJan 31, 2024 · using System.Collections; using UnityEngine; public class IEnumeratorTest : MonoBehaviour { void Start() { var enumerator = GetEnumerator(); Debug.Log("Loop Start"); while (enumerator.MoveNext()) { Debug.Log(enumerator.Current); } } public IEnumerator GetEnumerator() { Debug.Log("GetEnumerator: null"); yield return null; …Web我想擁有一個枚舉器 生成器，每當我打電話說GetNext時，它將始終為我提供下一個值。 這可能嗎 我不會在 個地方迭代它，而是在許多地方和非常不同的時間進行迭代。 如何以最優雅的方式做到這一點 如果速度也很快，那也很好。 adsbygoogle window.adsbygoogle .pushWebThe IEnumerable interface has a single method, GetEnumerator (), which returns an IEnumerator. While the yield keyword can be used to directly create an …WebMay 18, 2016 · C# 2.0 introduced the yield statement through which the compiler automatically generates a class that implements the IEnumerator interface returned by the GetEnumerator method. The yield statement can be used only immediately before a return or break keyword.WebSep 23, 2024 · static string [] Names = { "Name1", "Name2", "Name3" }; static IEnumerator Test () { for (int i = 0; i < Names.Length; i++) { yield return Names [i]; } } and Some …WebMay 31, 2016 · public class FakeList : IEnumerable { private int one; private int two; public IEnumerator GetEnumerator () { yield return one; yield return two; } IEnumerator IEnumerable.GetEnumerator () { return GetEnumerator (); } } Now how does the compiler turn this:WebIEnumerator ExampleCoroutine() { //Print the time of when the function is first called. Debug.Log("Started Coroutine at timestamp : " + Time.time); //yield on a new YieldInstruction that waits for 5 seconds. yield return new WaitForSeconds(5); //After we have waited 5 seconds print the time again.WebJan 25, 2024 · using System.Collections.Generic; public class CSharpBuiltInTypes: IEnumerable { public IEnumerator GetEnumerator() { yield return …WebDec 8, 2011 · The yield returnstatement is one of the more mysterious, yet very useful constructs in C#. With yield returnit is possible to return an IEnumerablewithout creating a collection of any sort (no array, no list, no anything): publicstaticIEnumerableNumbers(intmax){for(inti =0;i WebMay 27, 2024 · A method using yield is rebuilt by the compiler. It creates a state machine with a whole new compiler-generated class. This state-machine-class is an IEnumerator as well as an IEnumerable whose GetEnumerator method returns itself.Web是完整的代码： 如果没有整个程序的代码，很难判断出是什么错误。我建议您使用true. IEnumerator Movement() { while (true) { Debug.Log("Some action"); yield return new WaitForSeconds(0.8f); } }Web2 days ago · This does not change much for "plain" or Unity. Try the answer. – Guru Stron. 5 mins ago. Consuming the enumerator (as you are doing) makes it runs as expected, but my point is that IMK when I yield to an enumerator it should yield for the inner return, but this isn't what happen, I just want to know why. – Nefisto.WebC# public interface IEnumerator : IDisposable, System.Collections.IEnumerator Type Parameters T The type of objects to enumerate. This type parameter is covariant. That is, you can use either the type you specified or any type that is more derived.WebDec 14, 2024 · Yes, yield is a quite difficult keyword to understand. To read more, head to the official docs. Another good resource is “C# – Use yield return to minimize memory usage” by Makolyte. You should definitely check it out! And, if you want, check out the conversation I had about this keyword on Twitter. Happy coding! 🐧Web編輯：請參閱 derHugo 的回答。 他們比我更熟悉 Unity，並指出您的腳本將在場景更改時卸載。 您的Wait()協程立即產生，因此StartCoroutine(Wait())將立即返回並加載下一個場景。. 如果你想在加載之前等待三秒鍾，那么將加載放在協程中。 WebC# public interface IEnumerator : IDisposable, System.Collections.IEnumerator Type Parameters T The type of objects to enumerate. This type parameter is covariant. That is, you can use either the type you specified or any type that is more derived. small 1 footnote
Iterators in C#: yield, IEnumerable & IEnumerator
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