TypeScript Tutorial (Net Ninja)

Net Ninja's TypeScript series, 21 short lessons and about 2.5 hours, a quick structured route from JavaScript to TypeScript. It covers installation and compiling, type basics, objects and arrays, explicit types, the any type, a better workflow with tsconfig, function basics, type aliases and function signatures. It then uses TypeScript in the browser with the DOM and type casting, and teaches classes, public, private and readonly modifiers, ES modules, interfaces and interfaces with classes, while building a small invoice and payment app that renders an HTML list. The final lessons explain generics, enums and tuples. It suits web developers in Pakistan who know JavaScript and want TypeScript before learning React or Next.js projects.