脚本开发API编程参考底层API引擎APIUIButton版本：1.5.0本页总览UnityEngine.UI.Button class UnityEngine.UI.Button Fields and Properties: UnityEngine.UI.Button.ButtonClickedEvent onClick Methods: void OnPointerClick(UnityEngine.EventSystems.PointerEventData) void OnSubmit(UnityEngine.EventSystems.BaseEventData)