What does asp and javascript mean?

asp is the abbreviation of "Active Server Page", which means active server web page. It is an application that replaces CGI script program and is also a server-side scripting environment; JavaScript is a script that belongs to the network. Language, widely used in web application development, often used to add dynamic functions to web pages.

The operating environment of this tutorial: Windows 10 system, JavaScript version 1.8.5, Dell G3 computer.

What does asp and javascript mean

asp

ASP is the abbreviation of Active Server Page, which means "active server web page". ASP is an application developed by Microsoft to replace CGI script programs. It can interact with databases and other programs and is a simple and convenient programming tool. The format of ASP web page files is .asp, which is commonly used in various dynamic websites. ASP is a server-side scripting environment that can be used to create and run dynamic web pages or web applications. ASP web pages can contain HTML tags, ordinary text, script commands, COM components, etc. Using ASP, you can add interactive content (such as online forms) to web pages, and you can also create web applications that use HTML web pages as the user interface. Compared with HTML, ASP web pages have the following characteristics:

(1) Using ASP can break through some functional limitations of static web pages and realize dynamic web page technology;

(2) ASP files include In a file composed of HTML code, it is easy to modify and test;

(3) The ASP interpreter on the server will formulate the ASP program on the server side and transmit the results to the client browser in HTML format Therefore, you can use various browsers to browse the web pages generated by ASP normally;

(4) ASP provides some built-in objects, using these objects can make the server-side script more powerful. For example, the information submitted by the user through the HTML form can be obtained from the web browser, processed in the script, and then sent to the web browser;

(5) ASP can be built using server-side ActiveX To perform a variety of tasks, such as accessing databases, sending emails, or accessing file systems.

(6) Since the server transmits the result of ASP program execution back to the client browser in HTML format, the user will not see the original program code written by ASP, which can prevent the ASP program code from being stolen. .

JavaScript

JavaScript is a scripting language that belongs to the Internet. It has been widely used in Web application development and is often used to add various dynamic functions to web pages. , providing users with a smoother and more beautiful browsing effect. Usually JavaScript scripts realize their functions by embedding them in HTML.

Features:

is an interpreted scripting language (the code is not precompiled).

is mainly used to add interactive behaviors to HTML (an application under Standard Universal Markup Language) pages.

Can be directly embedded into HTML pages, but writing it as a separate js file is beneficial to the separation of structure and behavior.

Cross-platform feature, with the support of most browsers, it can run on multiple platforms (such as Windows, Linux, Mac, Android, iOS, etc.).

Javascript scripting language, like other languages, has its own basic data types, expressions and arithmetic operators, and the basic program framework of the program. Javascript provides four basic data types and two special data types for processing data and text. Variables provide a place to store information, and expressions can complete more complex information processing.

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