- Enter the URL of spring official website https://spring.io/ to enter the homepage of spring official website
- Click Projects first, then click Spring Framework to enter https://spring.io/projects/spring-framework webpage
- Click LEARN
- Feel free to click on a version of Reference Doc
- Change the address of the head address bar from version 5.2.11 to version 4.3.9
- Click the html folder link
- Find Distribution Zip Files and click in
- Find the address http://repo.spring.io/release/org/springframework/spring and click into it
- The jar package of all versions of spring is provided inside, just download your corresponding version
- Download the corresponding jar package and document file
I hope to help students who want to learn