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javascript でオブジェクトをメソッドや継承まで含めてコピー

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javascript でオブジェクトをメソッドや継承まで含めてコピーしたい

##Object.assign({}, target)という書き方が巷に溢れてる
から、きちんとしたコピー方法を書きたい

    Object.copy = function (o) {
        return Object.assign(Object.create(o.constructor.prototype), o);
    };

きちんとしたオブジェクトのコピーがしたいなら、スニペットとして活用してほしいです。

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