All about JavaScript - PowerPoint PPT Presentation

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All about JavaScript

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JavaScript (js) is a lightweight object-oriented programming language that is used by numerous websites to script their webpages. When applied to an HTML document, it is an interpreted, full-fledged programming language that enables dynamic interactivity – PowerPoint PPT presentation

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Title: All about JavaScript


1
All about JavaScript
  • Hire JavaScript Developer

2
What is Java Script JavaScript (js) is a
lightweight object-oriented programming language
that is used by numerous websites to script their
webpages. When applied to an HTML document, it is
an interpreted, full-fledged programming language
that enables dynamic interactivity. It was
launched in 1995 for adding applications to
websites in the Netscape Navigator browser. Since
then, it has been adopted by all other graphical
web browsers. Users may use JavaScript to create
contemporary web applications that allow them to
communicate with each other without having to
reload the page every time. The conventional
website use JavaScript to give various levels of
interaction and simplicity.
3
  • Features of Java Script
  • Because they provide built-in execution
    environments, all common web browsers support
    JavaScript.
  • The syntax and structure of JavaScript are
    similar to those of the C computer language. As a
    result, it's a structured programming language.
  • JavaScript is a weakly typed programming language
    in which some types are implicitly cast
    (depending on the operation).
  • JavaScript is an object-oriented programming
    language that employs prototypes for inheritance
    rather than classes.
  • It is a simple and interpreted language.
  • It is a language that is case-sensitive.
  • JavaScript is supported by a variety of operating
    systems, including Windows, macOS, and others.
  • It gives consumers a lot of control over their
    web browsers.

4
History of Java Script Mosaic, the first widely
used web browser, debuted in 1993. Marc
Andreessen started Netscape in the year 1994. He
saw the need for the web to become more dynamic.
As a result, a 'glue language' was thought to be
added to HTML to make web creation easier for
designers and part-time programmers. As a result,
in 1995, the firm hired Brendan Eich with the
intention of implementing and embedding the
Scheme programming language into the browser.
But, before Brendan could begin, the firm joined
with Sun Microsystems to include Java into its
Navigator, allowing it to compete with Microsoft
in online technologies and platforms. There were
now two languages Java and the scripting
language. Furthermore, Netscape chose a moniker
for the scripting language that was similar to
Java's. It resulted in 'Javascript.' Finally, in
May 1995, Marc Andreessen invented the term
"Mocha" to refer to the first Javascript code.
The marketing team later changed the moniker to
'LiveScript.' However, owing to trademark issues
and other factors, the language was eventually
renamed 'JavaScript' in December 1995. JavaScript
was born as a result of this.
5
  • Application of Java script
  •  
  • JavaScript is a programming language that is used
    to construct interactive websites. It is mostly
    employed for
  •  
  • Validation on the client side
  • Drop-down menus that change dynamically,
  • Date and time are shown.
  • Pop-up windows and dialogue boxes are displayed
    (like an alert dialogue box, confirm dialogue box
    and prompt dialogue box),
  • Clocks and other timepieces are displayed.
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