To create folder and file by the node js, give the command by cmd.

To create folder and file by the node js, give the command by cmd.

<!--define the filesystem as constant-->

const fs = require('fs');

<!-- read command from the cmd by process, argv[2] get the string in array-->

const filename = process.argv[2] || 'Project';

<!--make the folder and have a call back method.-->

// fs.mkdir('apple', { recursive: true }, (err) => {

//     console.log("in the callback")

//     if (err) throw err;

// });

try {

    fs.mkdirSync(filename); // create folder without callback

    fs.writeFileSync(`${filename}/index.html`, '') //create a file

    fs.writeFileSync(`${filename}/app.js`, '')

    fs.writeFileSync(`${filename}/style.css`, '')

}

catch (e) {

    console.log("someting is wrong");

    console.log(e);

}

To get a string from the cmd and say hello to every string.

const args = process.argv.slice(2);

for (let arg of args) {

    console.log(`hii there, ${arg}`)

}