Version: 2021.2
  • C#


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public static void Refresh(ImportAssetOptions options = ImportAssetOptions.Default);


Import any changed assets.

This will import any assets that have changed their content modification data or have been added-removed to the project folder.

This method implicitly triggers an asset garbage collection (see Resources.UnloadUnusedAssets).

See Also: ImportAssetOptions.

using System.Collections.Generic;
using System.IO;
using UnityEditor;
using UnityEngine;

public class AssetDatabaseExamples : MonoBehaviour { [MenuItem("AssetDatabase/Refresh Example")] public static void RefreshExample() { var folderList = new List<string>{"Textures", "Models", "Sounds"}; foreach (var folder in folderList) { Directory.CreateDirectory($"Assets/{folder}"); }

foreach (var folder in folderList) { //Output will be false Debug.Log(AssetDatabase.IsValidFolder($"Assets/{folder}")); }

AssetDatabase.Refresh(); foreach (var folder in folderList) { //Output will be true Debug.Log(AssetDatabase.IsValidFolder($"Assets/{folder}")); } } }