Inside image upload form

Copyright: https://blog.csdn.net/qq_39263750/article/details/90712644

When using the image upload feature, and can no longer request.getparameter get the form data.
But the use of the above "Upload three."

Then traverse out data input

Test: Note to submit the form method must be post

This data acquisition to form the front desk.

Create a map to traverse their own value as a key value added to it

Resolve virtual path:

Then add book information to the database.