The case for the name of the Boolean object is important because true (and false) is undefined.

布尔对象名称的大小写是至关重要的，因为true(和false)是未定义的。

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To make the data useful to your script, you need to first cast the return value to a Boolean object, and then convert that object to a primitive Boolean.

为了使得数据有用，您需要首先把返回值转换为Boolean对象，然后将其转变为原始boolean值。

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The result returns a Boolean object with value false if the computation is not complete; otherwise, it returns an instance of class object, which contains the result.

如果计算没有完成，结果返回一个值为false的Boolean对象；否则，将返回object类的一个实例，其中包含了计算结果。

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