A new instance of the receiver.
レシーバ(受取り手)の新しいインスタンス。
Discussion
解説
The isa instance variable of the new instance is initialized to a data structure that describes the class; memory for all other instance variables is set to 0.
You must use an init... method to complete the initialization process. For example:
例えば:
Implemented by subclasses to initialize a new object (the receiver) immediately after memory for it has been allocated.
サブクラスによって実装されて、新しいオブジェクト(レシーバ)を、それのためのメモリが割り当てられた直後に初期化します。