The tech English for FrontEnd 2
- What are some key characteristics that make JavaScript a versatile programming language?
JavaScript is widely regarded as a versatile programming language due to several key characteristics that make it suitable for a wide range of applications. Here are some of the main features:
. JavaScript runs on both the client-side (browser) and server-side (Node.js), enabling full-stack development with a single language.
. Asynchronous Programming features allow for non-blocking code, making it perfect for tasks like API calls without freezing the app.
.Modern JavaScript engines, like V8, use Just-In-Time compilation, which improves execution speed by converting code to machine language at runtime.
. A vast array of libraries and frameworks, which speeds up development and offers solutions for various demands.
. JavaScript works natively in all modern web browsers, making it a universal choice for all kinds of web development.
These key characteristics make JavaScript really versatile. - How does JavaScript enhance the interactivity of web pages?
There are several ways JavaScript can enhance the interactivity of web pages:
. JavaScript allows you to easily change the content or structure of Dom elements of a web page without reloading the page, which gives the users greater experience.
. JavaScript is also really good at handling the user actions like click, form submission, key presses, mouse movements etc, these actions are the crucial key of interactivity between web pages and users.
. With the AJAX and Fetch, JavaScript can make asynchronous requests to the server, allowing for smooth updates without refreshing the page.
. JavaScript can work very well with CSS, helping developers create interactive, fluid, and adaptive web pages with ease.
Important term:
- characteristics: 特性
- Asynchronous Programming：异步编程
- API calls ：API调用
- Just-In-Time compilation：即时编译
- Various demands：各种需求
- interactivity：交互性
- structure of Dom elements：Dom元素结构
- asynchronous requests：异步请求
- adaptive：自适应的