Detailed explanation of the working process of form form
Y2J
Release: 2017-05-20 10:27:31
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1. Form
1. The role of the form
HTML forms are used to receive different types of user input. When the user submits the form, the data is transmitted to the server, thereby realizing the interaction between the user and the server. Web server interaction.
2. Working mechanism of the form
3. Form definition (
Tag)
An HTML form is an area containing form elements. Forms are created using the
Action: Specifies where to send form data when the form is submitted. The value of action is: first, a URL (absolute URL/relative URL), generally pointing to a program on the server side. The program receives the data submitted by the form (that is, the form element value) and processes it accordingly. For example,
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