CmdID / Commands
Disassemble class files and list them. tldr-pages
On several platforms
Opens CmdID with your command. It is read in your browser and sent nowhere.
Disassemble and list one or more .class files
javap path/to/file1.class path/to/file2.class ...
Disassemble and list a built-in class file
javap java.package.class
Display help
javap -help
Display version
javap -version