var moe = _.create(Stooge.prototype, {name: "Moe"}); functions_.functions(object)Alias:methods 返回一个对象里所有的方法名, 而且是已经排序的 — 也就是说, 对象里每个方法(属性值是一个函数)的名称. _.functions(_); => ["all", "any", "bind", "bindAll", "clone", "compact", "compos...
2.1 function的定义比较简单,掠过。参见:https://www.w3schools.com/js/js_function_definition.asp,其中注意Arrow Functions,和Java中的语法基本一样。另外function也是Objects。 2.2 function的执行,比较常见,掠过。 Self-Invoking Functions的用法如下,这种写法有几个好处,尤其是对于ES6之前的用法,具体参见:https://d...
Return an Object From a Regular Function in JavaScript There are various types of functions in JavaScript. Each of these functions is defined differently. We will see each of these function types, and we will also see if we have to return an object using each of these functions in JavaScript...
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Functions that use property descriptors The following functions allow you to work with property descriptors: Object.defineProperty(obj, propName, propDesc) Create or change a property onobjwhose name ispropNameand whose attributes are specified viapropDesc. Return the modified object. Example: ...
代码语言:javascript 复制 /* HasHash 返回一个含有 calculateHash 方法的对象 */constHasHash=(keys)=>({/* keys 接受一个字符串数组 */calculateHash(){constdata=keys.map((f)=>this[f]).join("");/* 注意此处会获取 this 里面的属性 */lethash=0,i=0;while(i<data.length){hash=((hash<<5)...
Node.js new 、 prototype 与 __proto__ 下一篇 » Node.js 中 Java类的定义,set、get方法,类的实例化,继承的实现,方法重写:学习心得 引用和评论 注册登录 获取验证码 新手机号将自动注册 登录 微信登录免密码登录密码登录 继续即代表同意《服务协议》和《隐私政策》...
It is considered good practice to name constructor functions with an upper-case first letter. Object Type Person functionPerson(first, last, age, eye) { this.firstName= first; this.lastName= last; this.age= age; this.eyeColor= eye; ...
如果你有心,可能就会发现楼主之前的解读系列文章说的都是 Object 上的扩展方法,也就是源码中 Object Functions 部分。underscore 为 5 种类型添加了扩展方法,分别是 Object -> Array -> Collection -> Function -> Utility,这也正是楼主的源码解读顺序(并不是源码顺序)。其中,Object 上的扩展方法多达 38 个,方...
The code is part of all my secured developped functions and the JS is stored in the expected location: C:\Program Files\Adobe\Acrobat DC\Acrobat\Javascripts. For info, all the other secured functions work fine. one call exemple I call it fr...