This is a comprehensive, book-style tutorial that teaches modern JavaScript beginning with ES6 and continuing into later additions to the language. It introduces core syntax like let/const, template literals, destructuring, modules, and classes before moving to promises, generators, async/await, proxies, and symbols. Each chapter mixes explanation with concise examples, emphasizing why a feature exists and how to use it idiomatically. The material serves both as a learning path and a...