Selection.transforms 变换列表

// C# example
// Select Objects and make them look to the main Camera by pressing 'l'
//选择物体并使它们指向主摄像机通过按"l"
using UnityEngine;
using UnityEditor;

public class LookAtMainCamera : ScriptableObject {
	[MenuItem ("Example/Selection looks at Main Camera _l")]
	static void Look() {
		Camera camera = Camera.main;

		if (camera) {
			foreach (Transform transform in Selection.transforms) {
				Undo.RegisterUndo(transform, transform.name + " Looks at Main Camera" );
				transform.LookAt(camera.transform);
			}
		}
	}
	//The menu item will be disabled if nothing, is selected.
	//菜单项目将会失去效用，如果没有事物被选择。
	[MenuItem ("Example/Selection looks at Main Camera _l", true)]
	static bool ValidateSelection () {
		return Selection.transforms.Length != 0;
	}
}