Node.js Path Module Complete Reference

// Import the path module
const path = require('path');

// CASE 1
// If "dir", "root" and "base" are all given,
// "root" is ignored.
let path1 = path.format({
    root: "C:\\ignored\\root",
    dir: "website\\dist",
    base: "index.html",
});
console.log("Path 1:", path1);

// CASE 2
// If "dir" is not specified then "root"
// will be used
// If only "root" is provided platform
// separator will not be included.
// "ext" will be ignored.
let path2 = path.format({
    root: "C:\\",
    base: "style.css",
    ext: ".ignored",
});
console.log("Path 2:", path2);

// CASE 3
// If "base" is not specified
// "name" and "ext" will be used
let path3 = path.format({
    root: "website\\",
    name: "main",
    ext: ".js",
});
console.log("Path 3:", path3);