After browser-sync was opened, the browser did not realize automatic refresh function. . Comparing the paths of the above two local files in the screenshot, the above image was obtained, but the following image failed to be obtained. . No one knows why = =
The problem that there is no automatic refresh has been solved. You need to enter the directory of the project and then start browser-sync server. However, the problem that some pictures cannot be requested is still unclear. . . Do you have any classmates who have the same problem?