使用F5键，启动Play模式

using UnityEngine;
using UnityEditor;
using UnityEditor.SceneManagement;
using UnityEngine.SceneManagement;

public class EditorShortCutKeys : ScriptableObject {

    [MenuItem("Edit/Run _F5")] // 使用快捷键F5进入或退出Play模式
    static void PlayGame() {
        if (!Application.isPlaying) {
            EditorSceneManager.SaveScene(SceneManager.GetActiveScene(), "", false);
        }
        EditorApplication.ExecuteMenuItem("Edit/Play");
    }

}