15th lecture form

xiaoxiao2021-03-06  14

I. Introduction to the form L, the concept of forms often online friends know, many enterprise websites use a message to collect customer information. Whenever some visitor fills the "Submit" button after filling the table, the webmail will receive a message containing all the data entered into the form in the form, which is the form. When we apply for free mailboxes and free space, we must choose a registry including a personal name, an E-mail address, and other information. When ordering goods by interconnect, users need to fill out, want to buy information, such as, product name, specification, quantity, etc. When stock trading on the Internet, the customer needs to carefully fill out the trading information on the web page. These are also a form. Other form applications include: User Feedback, Collection of Demand Information, Online Discussion, Online Examination, etc. These allow users to fill in the information and submit to the webpage of the site administrator, is a web page containing the form element, often referred to as a form page. The form includes a form field that allows the user to enter and select information. Simply, the form is a table that can fill in the information in the web page, and its role is to receive user information and submit it to the site administrator for processing. It facilitates the communication between the browser and the webpage maker, realizes the interactivity of the webpage. Here's the concept of form fields in the form, how to create a form and add a form field, how to set the table single domain property, how to specify the form handler, and how to use the form template and wizard. 2, the table single field type and the role form field, also known as the form control, is the basic component element on the form, and the user enters information or selection items through the form fields in the form.

1) Untrioped text box: Used to receive a line of text information entered by the user, such as user name, password, etc. We can determine how many words can be entered in the field by setting. 2) Scroll text boxes: Scroll text boxes and single-line text boxes, just enter multi-line text, right ends of the field, and rolling bars below. It is used to allow users to enter a text, such as opinions, opinions, suggestions, etc. 3) radio button: The radio button is like a single choice, and the viewer can only select one in various options. The radio button is very wide, the gender selection bar in the figure is a radio button. 4) Check box: The check box provides one or a set of options, and the user can select one or more options thereof. 5) drop-down menu: The drop-down menu is also called drop-down list, which allows the user to select one or more, although its function can be implemented by a set of check boxes or radio buttons, but because the drop-down menu can take up a smaller web page Space, thus is particularly suitable for optional items. 6) Button: The button in FrontPage 2000 has three types, namely "normal", "submit", "reset". Automatically generated "Submit" and "All Rewriting" when creating a form belongs to the latter. "Ordinary" button needs you to write a script handler for responding events yourself. 7) Picture 8) Tags: The tag is used to explain the text of a single field, but in FrontPage 2000, the label can be associated with the illustrated form field, so that it has a hike, but also specified for it. Hotkey.

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