Web Reference: Jul 8, 2025 · Ownership of properties is determined by whether the property belongs to the object directly and not to its prototype chain. All properties, enumerable or not, string or symbol, own or inherited, can be accessed with dot notation or bracket notation. Sep 18, 2008 · How do I enumerate the properties of a JavaScript object? I actually want to list all the defined variables and their values, but I've learned that defining a variable actually creates a property of the window object. Apr 30, 2025 · Learn how JavaScript tracks, inherits, and enumerates object properties behind the scenes, with a clear look at prototype chains and property storage.
YouTube Excerpt: Javascript Objects / 10. Enumerating Properties and hasOwnProperty
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