For example, you could specify that the title property must be a string or that a comment item must have author, created, and content properties.

例如，可以指定title属性必须是字符串或指定一个评论项必须有author、created以及content属性。

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For example, you could specify that the title property must be a string or that a comment item must have author, created, and content properties.

例如，可以指定title属性必须是字符串或指定一个评论项必须有author、created以及content属性。

youdao