清单11中的表单没有方法或动作属性，这意味着当您单击Register按钮时，什么也不会发生。
The form in Listing 11 has no method or action attribute, which means that when you press the Register button, nothing will happen.
Actionstyle用于指定图像、URL或按钮的表单动作。
Action style is used to specify an image, URL, or button for a form action.
表单可有多个按钮对应INSERT、UPDATE或DELETE动作。
The form can have multiple buttons corresponding to any combination of INSERT, UPDATE, or DELETE actions.
有些应用程序在创建的时候使用表单输入按钮，而把取消动作当成文本链接。
Some applications use the form input button for the create action, and have the cancel action as a text anchor.
在用户单击按钮发生常规表单提交的情况下，JSF框架还将调用与这个命令按钮相关的动作方法。
In the case of a normal form submit that occurs when the user clicks a button, the JSF framework would also invoke the action method associated with the command button.
此表单内有两个元素：一个文本区域用来供用户输入scilab代码以便执行；一个Submit按钮用来执行表单动作。
Within this form are two elements: a text area provided to allow users to enter plain Scilab code for execution and a Submit button that performs the form action.
因为按钮都是输入类型的，所以需要一个表单，但不需要有动作因为我们只是简单的后退到浏览器历史中的上一个页面。
Because buttons are input types, we need a form, but no action is needed because we are simply just going back one page in the browsing history.
一些应用程序的表单输入按钮用来作为创建动作，并且把取消操作作为一个文字连接。
Some applications use the form input button for the create action, and have the cancel action as a text anchor.
一些应用程序的表单输入按钮用来作为创建动作，并且把取消操作作为一个文字连接。
Some applications use the form input button for the create action, and have the cancel action as a text anchor.
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