Unity Engine documentationScript ReferenceUnityEngineUnityEngine.UIElementsUxmlAttributeDescriptionUxmlAttributeDescription.UseRequiredThe attribute must appear in the element tag.読み終わるまでの所要時間 1 分最終更新 1ヶ月前Definition Type: Field Namespace: UnityEngine.UIElements Assembly: UnityEngine.UIElementsModule Required = 3