Project background

Upload id photos, when click upload call interface, in this time show that style of the upload, this time, the user can click the close button, back to not upload photos of style, if we do not do any processing at this time, the interface data back after you come back, will show upload results, but the business requires that if the user interrupt, represents the abandoned upload last time

So you need to cancel the last Ajax request

This project uses an AXIOS request

Through this. Axios. CancelToken. Source ()

www.jianshu.com/p/9266baf97…

Through the new CancelToken () method

www.jianshu.com/p/22b49e6ad…