Java script fundamental - Introduction to JavaScript Programming Language
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JavaScript (JS) is a high-level, weakly typed, object-oriented scripting language created in 1995, primarily for web and client-side development. It is essential for website functionality, with nearly 70% of developers using it and over 95% of websites incorporating it. JavaScript is standardized under ECMAScript since 1996, ensuring compatibility with its original version.
Java script fundamental - Introduction to JavaScript Programming Language
- 2. What is JavaScript (JS)? • A high level and scripting language • A weak type checking language • An object-oriented language • Created by Brendan Eich in 1995 • Use for web and client-side development • Generally, embed in HTML document
- 3. FR • JavaScript can be executed directly on any browser that enabled JavaScript feature • JavaScipt also can be executed on any server that implement JavaScript engine like NodeJS How JavaScript Works
- 4. FR Why learn JavaScript • The most friendly for beginers • A website cannot live without JavaScript • Used by nearly 70% of deverlopers and over 95% of the websites on the internet • A High paying language that attracted 26% of job market • A single language for everywhere 4 JS
- 5. FR Java • A compile language • Strong type checking • Class based object-oriented • Run on Java virtural machine JavaScript • Scripting language • Weak type • Prototype based object-oriented • Run on browser or JavaScript engine Java vs JavaScript
- 6. JavaScript and ECMAScript • JavaScript standardlized at ECMA Internetion in November 1996. • The standardlized version of JavaScript called ECMAScript (ES). • The original version of JavaScript is fully compatible with Sandard version.