REPL (Read Eval Print Loop) | Node Js | Tutorial For Beginner
REPL (Read Eval Print Loop) | Node Js | Tutorial For Beginner
• REPL (Read Eval Print Loop) | Node Js | Tu...
In node.js, REPL is a run-time environment
It is similar to Shell or command prompt in Linux or Windows machines.
The REPL stands for Read-Eval-Print-Loop
It is very useful when we want to test a simple JavaScript or node.js code snippets.
R – Read :- It reads the input statements provided by user, parse it to JavaScript data structure, and stores it in memory for further operations.
E – Eval :- It will evaluate the parsed JavaScript data structure and return the result.
P- Print :- Whenever the result is ready, then it will print the result.
L – Loop :- Loops the input command until we press Ctrl + C twice to exit from REPL.
What is the use of Node.js REPL?
REPL terminal is useful to debug the code in an easy manner.
The system directly involved with our expressions/commands.
REPL is a handy tool when we wants to test, debug or just want to try something in JavaScript.
Hello World Program | Web application Node Js | Tutorial For Beginner
• Hello World Program | Web application Node...
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