Schema validation is the process of checking that an XML document adheres to the rules and format defined by an XML schema.

模式检验过程检查XML文档是否符合XML模式定义的规则和格式。

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For standard validations like checking the name, length and format of an attribute, we can make use of validations provided by Active Record.

对于标准的检验(比如检查属性的名称、长度和格式)，可以使用Active Record提供的检验。

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You can also enable HTML formatting of E-mail messages by checking the check box under the format section.

您还可以通过复核Format板块下的复选框激活电子邮件消息的html格式化。

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