定义类 this_重新定义$ this？

定义类 this I was wondering - can you redefine the special variable $this when in a method of a class. It turns out that yes, you can. 我想知道-您可以在类方法中重新定义特殊变量$ this吗？ 事实证明，可以。 Consider this class: < ?php c

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