Some descriptions of Spring-framework downloaded on official website

Just downloaded is this folder:

Open folder called this:

What's in docs is that spring's help document opens:

API version and reference version, reference version of the API is more suitable for beginners to use

Open the Reference folder:

As an example of HTML version, go to the index.html page and index the spring information you need

Then it is the Lib folder, opened after:

It is not difficult to find that the jar is divided into 3 categories:. jar,-javadoc.jar,-sources.jar

Represents the jar package file, the corresponding Jar package description file, the corresponding jar package source code file

Open the Schema folder (Spring is declared as schema and the preceding struts and hibernate are declared in DTD):

Here is how some modules are declared. Contains different versions.

Some descriptions of Spring-framework downloaded on official website