NodeJS code for STDIN and STDOUT without using any library
This is a simple program in node.js to which takes input from the user and prints it to the console.
The process object is a global that provides information about, and control over, the current Node.js process. As a global, it is always available to Node.js applications without using require().
The process.stdin property returns a Readable stream equivalent to or associated with stdin.
The process.stdout property returns a Writable stream equivalent to or associated with stdout.