https://nalar.dev/tags/objects/ Recent content in Objects on Nalar Hugo en-us Wed, 02 Sep 2026 00:00:00 +0700 https://nalar.dev/javascript-property-descriptors-with-object-defineproperty/ Wed, 02 Sep 2026 00:00:00 +0700 https://nalar.dev/javascript-property-descriptors-with-object-defineproperty/ <p>Most JavaScript properties are created with assignment or object literals. That is usually the right choice, but it hides several controls that every property carries: whether the property can be assigned, whether common enumeration APIs expose it, and whether its definition can later be changed.</p> <p>Property descriptors make those controls explicit. They are useful for library APIs, metadata, computed properties, compatibility layers, and cases where ordinary assignment exposes more behavior than intended.</p>