Introduction to extensions in ASP. NET

1. Global. asax

Files are the centers of ASP. NET applications. It provides numerous events to process different application-level tasks, such as user authentication, application startup, and user session processing. You should be familiar with this optional file so that you can build robust ASP. NET applications.

2. sln:

Solution file: Provides solution resource manager with the information required to display graphical interfaces for file management.
3. csproj:

Project file to create the reference, data connection, folder, and file information required by the application.
4. aspx:

A Web form page consists of two parts: visual elements (HTML, server control, and static text) and the programming logic of the page. Visual Studio stores these two components in a separate file. The visual element is created in the. aspx file.
5. ascx:

ASP.. NET user control (also called "pagelets") is a kind of encapsulation of specific functions and behaviors (the two are used on various pages of Web applications). A user control contains a combination of HTML, code, and other Web or user controls, and is saved in its own file format on the Web server. Its extension is *. ascx. The default configuration in ASP. NET does not allow Web clients to access these files through URLs, but other pages of the website can integrate the functions contained in these files.
6. aspx. cs:

The programming logic of the Web form page is located in a separate class file, which is called a code hiding class file (. aspx. cs ).
7. cs:

Class module code file. The code at the business logic processing layer.
8. asax:

The Global. asax file (also called an ASP. NET application file) is an optional file that contains code to respond to application-level events caused by ASP. NET or HTTP modules.
9. config:

The Web. config file provides configuration information to their directories and all subdirectories.
10. aspx. resx/. resx:

Resource file. A resource is any non-executable data logically deployed by an application. By storing data in resource files, you can change the data without recompiling the entire application.
11. XSD:

A type of XML schema. From DTD and XDR to XSD
12. pdb:

The PDB file maintains the debugging and project status information, allowing you to incrementally link the debugging configuration of the program.
. Suo: solution user options, which record all options that will be associated with the solution, so that each time you open it, it contains your custom settings.
13. asmx:

The asmx file contains WebService processing instructions and is used as the addressable entry point of XML Web services.
14. vsdisco

Project discovery files are XML-based files that contain links to resources (URLs) that provide information for Web Services ).
15. htc:

An HTML file containing scripts and a series of HTC-specific elements defining components. htc provides the implement component mechanism in the script.