Week 3 作業一 : Design Patterns

2022-03-09 作者: Christy LAW

(Chosen) 1)請在草稿紙上手寫一個單例模式的實現代碼。 (拍照提交作業)

Singleton Pattern in JavaScript.

2) 請用組合設計模式編寫程序，打印輸出圖1的窗口，窗口組件的樹結構如圖2 所示。打印輸出示例參考圖3

(有時間再做)

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