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Original file line number Diff line number Diff line change
@@ -1,5 +1,5 @@

第一个调用中 `this == rabbit`,其他的 `this` 等同于 `Rabbit.prototype`,因为 `this` 就点符号前面的对象
第一个调用中 `this == rabbit`,其他的 `this` 等同于 `Rabbit.prototype`,因为 `this` 就是点符号前面的对象

所以,只有第一个调用显示 `Rabbit`,其他的都显示的是 `undefined`:

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