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⟩ ⟩ ⟩ ⟩ obj.isIterable
check if an object is .
array.isIterable, // true object.isIterable, // false (3).isIterable, // false
replit ⟩
Object.defineProperties(Object.prototype, { // ⭐️ obj.isIterable isIterable: { get() { // ⭐️ code copied from the chat bot "chatGPT" return typeof this[Symbol.iterator] === 'function'; } }, }
Symbol.iterator - "make-iterator" method name.
Object.defineProperty() - define new properties.
JavaScript: The Definitive Guide ⟩ 12.2 Implementing Iterable Objects