The mysqli_error function returns a string description of the last error.
mysqli_error函数返回最近的错误的字符串描述。
Of the attributes that a can have, the title and href attributes are self-explanatory: They provide a string description and a URL for the link target respectively.
的属性中，title和href很简单，分别提供了字符串描述和链接目标的URL。
Listing 2 will declare an object called Forum with a String description and two children, a list of Topics, and a list of Members.
清单2声明了一个叫做Forum的对象，它具有一条String类型的描述信息和两个孩子，一个是Topic列表，还有一个是Member列表。
Listing 2 will declare an object called Forum with a String description and two children, a list of Topics, and a list of Members.
清单2声明了一个叫做Forum的对象，它具有一条String类型的描述信息和两个孩子，一个是Topic列表，还有一个是Member列表。
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