Shulou(Shulou.com)06/03 Report--

This article mainly introduces how to use the Request object, has a certain reference value, interested friends can refer to, I hope you can learn a lot after reading this article, the following let the editor with you to understand.

We will make a page that can remember the names of visitors. In this small case, you will learn how to use the values of the Cookies, Form, and ServerVariables collections of the Request object, as well as how to use the Response object to send Cookies.

First, take a look at the program code:

Remember the visitor's name with Cookies. Please tell me your name:

For the first time, the Cookies information cannot be obtained. The form is displayed and the user can submit it, as shown below:

Submit the form or POST to the current ASP page. Since the Cookies is still not available, the page that submitted the form successfully is displayed, as shown below:

Refresh the current page RequestCookies.asp again, because you can get the Cookies and display the visitor's name directly.

Let us explain in detail the part that allows the user to enter the name and save it, first get the value of the ServerVariables variable REQUEST_METHOD, this value identifies the request method of the current page, if it is the POST way, it means that you are now submitting a form on this page, then you have to get the value of the form and use the Response.Cookies collection to output the Cookies to the client, otherwise it displays the HTML code for the user to fill in the name.

A little knowledge

The Trim function removes the spaces on both sides of the string, the LTrim function removes the spaces on the left side of the string, and the RTrim function removes the spaces on the right side of the string.

The UCase function converts the specified string to uppercase, and the LCase function converts the specified string to lowercase.

Thank you for reading this article carefully. I hope the article "how to use Request objects" shared by the editor will be helpful to you. At the same time, I also hope you will support us and pay attention to the industry information channel. More related knowledge is waiting for you to learn!

Welcome to subscribe "Shulou Technology Information " to get latest news, interesting things and hot topics in the IT industry, and controls the hottest and latest Internet news, technology news and IT industry trends.