1. The steps that should be performed first when writing a page:
First configure the route in index.js under the router folder
2.
The "@" in the component represents a "src" root path, which is configured in a configuration file " webpack.base.conf " (of course, it can be configured as other), you don't need to find src first by ../ or ./
3. I saw two ways to set the default pointing path:
4.