1. Eclipse download address: Eclipse Downloads | The Eclipse Foundation 
https://www.eclipse.org/downloads/
2. Click【Download Package】
Find JavaEE IDE, click【Windows x86_64】
Click [Select Another Mirror], and then click any university mirror in China to download!
After downloading, install it!
3, Configure Eclipse
After the software is opened, the default welcome page is the welcome page, which can be directly forked
Configure character set encoding for eclipse
Configure JDK for eclipse
Click【window】->【preferences】
Configure the compiled version for eclipse
Click [window] -> [preferences] option in the directory to query Complier
4. Then go directly to the project that needs to be run to import the project. Select File->import at the top right, and then select Existing Projects into Workspace under General
Click Next
It's finished!
One day I will thank myself for working hard now