Also note that the methods do not return Boolean values.

还要注意这些方法不返回布尔值。

youdao

Manually edit the TopType class's source code to accept only Boolean values.

手工编辑toptype类的源代码，只接受布尔值。

youdao

Those field values may be strings, Boolean values, Numbers, dates, ordered lists, or associative maps.

这些字段的值可以是字符串、布尔值、数字、日期、顺序列表或关联映射。

youdao

So even though we think of conditions as being Boolean values true or false, really underneath the hood true means anything other than zero.

即使我们考虑,布尔值的真假条件，在底层“真“表示非零。

哈佛公开课 - 计算机科学课程节选