Although the event response pattern is used in ASP., which makes the program developers and end users feel very close to the WinForm program, it is still a Web application. Web applications are characterized by the way that requests and responses are executed based on the browser and server. So no matter how ASP. NET finally how to encapsulate the user experience, it can not be divorced from the most basic b/s structure of the program operation principle, the user in the Web page do anything like WinForm program needs the server response will eventually be submitted to the server in the traditional post method, The server is processed according to the page status and responds to page requests.
So, while ASP has changed many of the habits of traditional web development, we inevitably use requests, responses (Response), sessions, and Applications (application) for Web development. and other traditional server-side helper objects. At the same time, in order to achieve a good user experience, ASP. NET also adds some unique helper objects such as page, view state (ViewState), Server utility, and so on.
The ASP. net file name extension you know
The file is the smallest unit of storage that is independent of the operating system. There are many types of files, called file formats. An extension is a mechanism that the operating system uses to identify the file format.
In traditional Web applications, in addition to common resource-based files (slices, Flash, database, and so on) and static web pages, a language defines only one or two file formats that are unique to them. For example, an ASP program typically has an. asp extension and, if possible, some included files with the extension. Inc are defined. However, in an ASP. NET application, there are many kinds of files available.
When you open an ASP. NET project, you often see several types of files, as shown in table 3-1.
Table 3-1 ASP. NET file name extension
Continuation table
ASP. NET file name extensions