WebObject.defineProperty()Object.defineProperties()Object.getOwnDescriptor()Object.getOwnDescriptors() 控制对象状态的方法. Object.preventExtensions() 防止对象拓展Obejct.isExtensible()Object.seal() 禁止配置对象Object.isSealed() 判断对象是否可配置Object.freeze() 冻结对象Object.isFrozen() 判断对象是否冻结 Webobj.getOwnDescriptor(propertyName)): Returns descriptor of a property on context object level, so for user.getDescriptor('firstName'), we will receive a descriptor for …
reflect-js - npm
WebgetOwnDescriptor. getOwnDescriptor(target: object, name: string) => Descripitor. Gets a Descriptor object for the requested field, property or method of the target, or null if the name is not a member of the target. Usage: WebApr 14, 2024 · To understand details, I followed whole steps. Then, I faced the problem: 6.2.5.4 FromPropertyDescriptor 3. Assert: obj is an extensible ordinary object with no … teknik cetakan timbul
I am confused with 6.2.5.4 FromPropertyDescriptor - TC39
Webprototype-aware Object.getOwnPropertyDescriptor. Latest version: 1.0.1, last published: 6 years ago. Start using get-descriptor in your project by running `npm i get-descriptor`. … Web) 4-3 String Padding(对String补白的方式) 4-4 Object.getOwnDescriptor(如何获取Object数据的描述符) 第5章 ES9基础知识 5-1 For await of(异步操作集合是如何遍历的) 5-2 For await of(2) 5-3 Promise.finally(Promise是如何“兜底”操作的) 5-4 Object.rest.spread(新增Object的Rest和Spread方法 ... WebNov 30, 2015 · Clone via HTTPS Clone with Git or checkout with SVN using the repository’s web address. teknik cantuman reka bentuk fesyen