자바스크립트 Mastery
원문: javascript-mastery
Comprehensive JavaScript reference covering 33+ essential concepts every developer should know. From fundamentals like primitives and closures to advanced patterns like async/await and functional programming. Use when explaining JS concepts, debugging JavaScript issues, or teachi
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🧠 JavaScript Mastery 33+ essential JavaScript concepts every developer should know, inspired by [33 js concepts](https://github.com/leonardomso/33 js concepts). When to Use This Skill Use this skill when: Explaining JavaScript concepts Debugging tricky JS behavior Teaching JavaScript fundamentals Reviewing code for JS best practices Understanding language quirks 1. Fundamentals 1.1 Primitive Types JavaScript has 7 primitive types: Key points : Primitives are immutable Passed by value typeof null === "object" is a historical bug 1.2 Type Coercion JavaScript implicitly converts types: Falsy values (8 total): false , 0 , 0 , 0n , "" , null , undefined , NaN 1.3 Equality Operators Rule : Always…
실행 시 본인 API 키(BYOK)로 동작하며, 모델 비용은 사용자 계정에서 직접 결제됩니다.