Global Objects in javascript are a parent-level structure. All other objects, variables, and functions belong to global objects. Another type is the Object. Other Objects in javascript are inherited from objects, including built-in objects.
A Global
The JavaScript described here refers to the hosting environment in the browser environment. The first is ECMAScript global object, and the second is global objects/functions under the Host Environment (host).
One, core JavaScript built-in object,
First, the opening analysis
In the last chapter we have learned the basic theory of Nodejs knowledge, for these theoretical knowledge is essential to understand, in the subsequent chapters, we will be in control of the official document
First, the opening analysisIn the last chapter, we learned the basic theoretical knowledge of nodejs, for these theoretical knowledge is very important to understand, in the following chapters, we will gradually learn from the official documents
The built-in objects are defined as:Provided by the JavaScript implementation and not created by yourself, these objects already existed before the ECMAScript program was executed.This means that developers do not have to instantiate the built-in
Global. asax is a text file that provides globally available code. The Code includes the application's event handler and session events, methods, and static variables. This file is also called an application file.
Any code in the global. asax file
node. JS Global ObjectIn browser JavaScript, the window is usually a global object, while the global object in node. JS is global, and all global variables (except the global itself) are properties of the global object.In node. js, we can directly
Application and Activity,service are a system component of the Android framework, and when the Android program starts, a Application object is created to store some information about the system. Usually we do not need to specify a application, then
There is a special object in JavaScript called a global object, and all of its properties can be accessed anywhere in the program, that is, global variables.In browser JavaScript, the window is usually a global object, while the global object in
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