ASP. NET CORE Study01

asp.net core Multiple startup modes

asp.net core You can use the project name ,iis express or iis To start the , It is more in-process or out of process hosting ,asp.net core web The application's support servers are not the same , Starting with the project name ignores in-process and out of process differences by default , While using iis express and iis Are obviously different .

asp.net core web The application defaults to process hosting .

asp.net core The project structure of a typical project

Here's the picture ：

Typical asp.net core mvc The project structure is shown in the figure , among wwwroot The following are some static files, generally js ,css etc. ,controllers Below are the controllers ,models Model class in ,views The following view is generally cshtml file ,program.cs As a whole asp.net core web Application startup class , It is the starting point of the whole program ,startup.cs It's configuration asp.net core Configuration classes of various services of the project ,appsettings.json Configuration information of the project .

asp.net core Under the project of launchsettings.json and appsettings.json

generally speaking ,launchsettings.json Is the project startup configuration file for the entire project , Configuration here refers to various configurations that need to be carried out when the whole project is started , Such as the designation of the program running environment , meanwhile launchsettings Files are used only in the local development environment , We don't need to publish it to the production environment .
Some independent configurations are required when the project is published to the production environment , You need to use appsettings The configuration file , In this file, the configuration information of application running will be stored , For example, database connection string .