What is the use of REPL in node JS?

1.	What is the use of REPL in node JS?
Answer» The Read EVAL Print LOOP (REPL) performs these four tasks - Read, Evaluate, Print and Loop. The REPL is used to execute ad-hoc Javascript functions. The REPL shell allows direct entry of javascript into a shell PROMPT and evaluates the results. REPL is very critical for testing, debugging, or experimenting.

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