メソッドの引数とインスタンス変数の名前が同じ場合、thisを使わないと意図しない動作を引き起こす可能性があります。 That may bring about some issues, the compiler wouldn't have the ability to know the difference between the Identify variable outlined inside the parameters for the constructor plus the Title variable inside your course' subject declarations so it might as a substitute assign... https://jav-this02579.atualblog.com/38306345/new-step-by-step-map-for-jav-free