Version: Unity 6.1 (6000.1)
LanguageEnglish
  • C#

AsyncOperation

class in UnityEngine

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Inherits from:YieldInstruction

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Implemented in:UnityEngine.CoreModule

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Description

Suspends a coroutine until an asynchronous operation completes.

WaitForSecondsRealtime can only be used with a yield statement in coroutines.

You can yield until the AsyncOperation completes, check whether it's done with AsyncOperation.isDone, or check on its progress with AsyncOperation.progress.

Additional resources: SceneManager.LoadSceneAsync, AssetBundle.LoadAssetAsync, Resources.LoadAsync.

using System.Collections;
using UnityEngine;

public class ExampleClass : MonoBehaviour { public void Start() { StartCoroutine(Example_AsyncTests()); }

public IEnumerator Example_AsyncTests() { Debug.Log("Start of AsyncLoad Example"); var load = UnityEngine.Resources.LoadAsync(""); yield return load; yield return null; Debug.Log("End of AsyncLoad Example"); } }

Properties

Property Description
allowSceneActivationAllow Scenes to be activated as soon as it is ready.
isDoneHas the operation finished? (Read Only)
priorityPriority lets you tweak in which order async operation calls will be performed.
progressWhat's the operation's progress. (Read Only)

Events

Event Description
completedRaised when this AsyncOperation operation has completed.

Inherited Members