executionContextObj={//作用域链'scopeChain':{/* 变量对象 + 所有父级执行上下文中的变量对象 */},// 变量对象'variableObject':{/* 函数参数 / 参数, 内部变量以及函数声明 */},'this':{}} 2 - 变量对象 (Variable Object) 可能用到的知识点:[JS] 声明提升 (变量 函数声明) 2.1 - 创建 Variable...
}else{//有就放入mykeyValues.push(obj["mykey"]);//再次递归varkeys =Object.keys(obj); keys.forEach(function(i) { getMykey(obj[i], mykeyValues); }); }returnmykeyValues; } 2.递归遍历输出key 参考http://www.jb51.net/article/86607.htm 要求输出嵌套json对象的key name LG:vartree = {...
传统的JavaScript语言,输出模板通常是这样写的。constwelcome ='You have logged in as '+ first +' '+ last +'.'constdb ='http://'+ host +':'+ port +'/'+ database;ES6可以使用反引号和${}简写:constwelcome =`You have logged in as${first}${last}`;constdb =`http://${host}:${port...
URLPatternas a global TheURLPattern API is now exposed on the global object, making it easier to use without explicit imports. This API provides a powerful pattern matching system for URLs, similar to how regular expressions work for strings. ...
classProxySandBox{proxyWindow;isRunning=false;active(){this.isRunning=true;}inactive(){this.isRunning=false;}constructor(){constfakeWindow=Object.create(null);this.proxyWindow=newProxy(fakeWindow,{set:(target,prop,value,receiver)=>{if(this.isRunning){target[prop]=value;}},get:(target,prop,...
parse (default: {})— pass an object if you wish to specify some additional parse options. sourceMap (default: false)— pass an object if you wish to specify source map options. toplevel (default: false)— set to true if you wish to enable top level variable and function name mangling...
底下就会执行用户自定义的ReactPackage,将对应的modules注册到相应的注册表中,JavaModule注册表和JavaScriptModule注册表注册完毕之后,就是去生成一个catalystInstance,这个类主要是负责三端的通信(通过ReactBridge,在catalystInstance的构造函数中调用initializeBridge方法生成),接着调用setGlobalVariable(Native方法)把Java ...
CLI: -g/--globals <external-id:variableName,another-external-id:anotherVariableName,...>该选项用于在 umd / iife bundle 中,使用 id: variableName 键值对指定外部依赖。例如,在这样的情况下:import $ from 'jquery'; 我们需要告诉 Rollup jquery 是外部依赖,jquery 模块的 ID 为全局变量 $:/...
TypeObjectNotAvailable 6010 이 형식의 형식 개체를 사용할 수 없습니다. UncaughtException 5022 예외가 Throw되었지만 Catch하지 못했습니다. UndeclaredVariable 1135 변수가 선언되지 않았습니다. UndefinedIdentifier 5009 정의...
独一无二的值Object：对象Array：数组Function：函数2. 声明变量var variable_name：声明普通变量let ...