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Object

静态方法

Object.assign()

Object.create()

Object.defineProperties()

Object.defineProperty()

Object.entries()

Object.freeze()

Object.fromEntries()

Object.getOwnPropertyDescriptor()

Object.getOwnPropertyDescriptors()

Object.getOwnPropertyNames()

Object.getOwnPropertySymbols()

Object.getPrototypeOf()

Object.hasOwn()

Object.is()

Object.isExtensible()

Object.isFrozen()

Object.values()

Object.seal()

Object.setPrototypeOf()

Object.isSealed()

Object.keys()

Object.preventExtensions()

对象的创建

对象的属性定义

方法说明
Object.assign()
Object.create()
Object.defineProperties()
Object.defineProperty()
Object.freeze()
Object.entries()
Object.keys()

实例方法

方法说明

Object.prototype.hasOwnProperty()

Object.prototype.isPrototypeOf()

Object.prototype.propertyIsEnumerable()

Object.prototype.toLocaleString()

Object.prototype.toString()

Object.prototype.valueOf()