How to quit the JShell and go back to the command-line?

You can use the JShell command to exit as:

/exit

Side note: Interestingly, with the use of command abbreviations for input shortcuts:-

/ex

(of course /exi) also, resolves into the same command.

java java-9 jshell

inorder to exit from jshell you can use the command /exit

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