The values extracted in the JSP scriptlet (in Listing 18) are placed in the hidden fields.
JSP 标签所提取的值（见清单18）都被设置在隐藏域中。
This subform adds four hidden fields to the form that is eventually submitted to the server.
此子表单将四个隐藏字段添加到最终提交给服务器的表单。
Another method of saving state information is to store the information in hidden fields within a form.
保存状态信息的另一种方法是将信息存储在表单的隐藏域中。
The mail body or file attachments are changed, and there are some hidden fields added or modified during archiving and retrieval.
在存档和获取期间，会修改邮件体或文件附件并添加或者修改一些隐藏的字段。
Such hidden fields can then be displayed later to the doctor or health care expert, who can complete the additional required details.
这类隐藏字段可显示给医生或健康医疗专业人士，他们可以完成所需的额外细节。
Data Integrity - HDIV guarantees that any server-generated, read-only data (e.g. hidden fields) are not edited on the client to avoid parameter tampering attacks.
数据完整性——为了防止参数篡改，HDIV保证任何服务器产生的、只读数据(如隐藏域)不能被客户端修改。
Trying to trick a search engine by including hidden fields, or overloading it with meta tags with particular keywords, causes the search engine to ignore the page and the site.
如果在页面中使用隐藏字段，或使用带有特殊关键词的元标记重载页面，搜索引擎将忽略该页面及其站点。
You'll also learn how to build a form that has two versions, one letting the user enter data in the input fields and the other using hidden fields and presenting the data in a non-editable manner.
您还将了解如何创建两个版本的表单，其中一个提供输入域让用户输入数据，另一个使用隐藏域并以不可编辑形式显示数据。
You'll also learn how to build a form that has two versions, one letting the user enter data in the input fields and the other using hidden fields and presenting the data in a non-editable manner.
您还将了解如何创建两个版本的表单，其中一个提供输入域让用户输入数据，另一个使用隐藏域并以不可编辑形式显示数据。
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