Part 1

1. A brief introduction to JavaScript

• What is JavaScript ?
• What can we do with it ?

What is JavaScript

• A programming language
  • A tool to write code what instruct computer to do things.
• High-level
  • We don have to worry about complex stuff like memory-management.
• Object-Oriented （面向对象）
  • Based on objects, for storing most kinds of data-structure.
• Multi-paragram （多范式）
  • We can use different styles of programming, such as imperative(命令式) and declarative(声明式).

What to do

• Building WEB applications （构建网络应用程序）
  • HTML for content, CSS for presentation, JS for interactive.

• User-Interactive

• Front-end and Back-end apps （浏览器及服务器应用）