Javascript Interview Question #3 Difficulty: MEDUIM Popularity: 2/5 The event delegation in JS is a JavaScript technique where a single event handler is attached to a parent element to manage events for its child elements. This ancestor element listens for…
Javascript Interview Question #2 Difficulty: EASY Popularity: 2/5 The difference between == and === in JS is: “==” is the equality operator, which checks if the values on both sides are equal after performing type coercion. Type coercion means that…
Javascript Interview Question #1 Difficulty: EASY Popularity: 3/5 The difference between null and undefined in JS is: undefined usually means that a variable has been declared but not defined. While null is used to indicate that a variable intentionally has…