Sep 30, 2023 · The Object type represents one of JavaScript's data types. It is used to store various keyed collections and more complex entities.

Standard built-in objects · Map · Object.entries() · Object.keys()

Sep 25, 2023 · This chapter documents all of JavaScript's standard, built-in objects, including their methods and properties. The term "global objects" (or ...

Object · Set · Map · Number - JavaScript

Aug 21, 2023 · The Object.is() static method determines whether two values are the same value.

Nov 7, 2023 · The Object.keys() static method returns an array of a given object's own enumerable string-keyed property names.

Map.prototype.keys() · Object.values() · Object.preventExtensions()

Nov 7, 2023 · The Object.values() static method returns an array of a given object's own enumerable string-keyed property values.

Aug 31, 2023 · The Object.assign() static method copies all enumerable own properties from one or more source objects to a target object.

Object.create() · structuredClone() global function · propertyIsEnumerable

Sep 11, 2023 · The Object.create() static method creates a new object, using an existing object as the prototype of the newly created object.

Jan 15, 2024 · The Object.freeze() static method freezes an object. Freezing an object prevents extensions and makes existing properties non-writable and ...

Sep 7, 2023 · The Object() constructor turns the input into an object. Its behavior depends on the input's type.

Standard built-in objects · Object · Object.assign() · Object.prototype.constructor

Feb 20, 2023 · fromEntries() method takes a list of key-value pairs and returns a new object whose properties are given by those entries. The iterable argument ...