You rarely learn Advanced TypeScript features just by themselves. Only when combined with other parts of the language and put in context they reveal their true power. And this is the focus of this guide.

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This is a constantly updated collection of articles you can find on this site. Each article stands on its own, as you see familiar concepts in a new light. You learn: - Union types and as types - Value types (or literal types) Symbol in JavaScript and TypeScript # Symbols are a very unique type in JavaScript.