TIL150 Prototype Array.something() Array.prototype.something()이 둘의 차이점은? var arr = [1,2,3,4]; arr. isArray(); // does it works? Array. map(function(current, index) { return current; }); // does it works? Array. something( )는 Array 클래스에서만 작동 Array. prototype.something( )는 Array 인스턴스에서만 작동. 그렇다면 왜 Object. prototype.something와 같이 설명되어 있을까요? prototype은 무엇을 의미하나요? MEANING OF PROTOTYPE 인스턴스가 생성(instantiation)될 때 원형(or.. 2020. 2. 23. THIS, 5 patterns of Binding(window(parent), constructor, apply, call 연습문제 (1) r (2) window (3) r (4) y 2020. 2. 23. Event Loop & heap & stack https://vimeo.com/96425312 https://developer.mozilla.org/en-US/docs/Web/JavaScript/EventLoop Concurrency model and the event loop JavaScript has a concurrency model based on an event loop, which is responsible for executing the code, collecting and processing events, and executing queued sub-tasks. developer.mozilla.org 2020. 2. 23. prev 1 2 3 4 5 ··· 50 next