JavaScript Wonders: Unleashing the Power of Code - w9school
Navigate its vast potential, wield dynamic output, and master precise statements for web enchantment.
Why Study JavaScript?
JavaScript is one of three languages that web developers have to be able to master:
1. HTML to define the web pages
2. CSS to describe Web pages' layout
3. JavaScript is used to control Web pages to behave
What Javascript can do? |
JavaScript Can Change HTML ContentOne of the JavaScript HTML techniques can be used is The code below "finds" an HTML element (with id="demo"), and then changes the element's contents (innerHTML) in "Hello JavaScript": Example
JavaScript accepts double and single quotes: Example
JavaScript Can Change HTML Styles (CSS)Modifying the appearance on an HTML element is a type of altering the appearance of an HTML attribute: Example
JavaScript Can Hide HTML ElementsHiding HTML elements is possible by altering display style: Example
JavaScript Can Show HTML ElementsThe display of hidden HTML elements may be accomplished by altering display style: Example
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Did You Know? JavaScript as well as Java Java are two completely separate languages in terms of concept and in design. JavaScript was developed by Brendan Eich in 1995 and was adopted as an ECMA standard in 1997. ECMA-262 is the formal title of the standard. ECMAScript is the name used by authorities for the language. |
The Javascript Tags |
JavaScript Where To The tags. Example: |
Older JavaScript examples could use an attribute of type: The attribute type is not mandatory. JavaScript is the standard scripting language used in HTML. |
JavaScript Functions and Events |
An JavaScript For instance, a function could be invoked whenever the occasion occurs, for instance, when a user presses on a button. You'll find out more about the functions and the events in subsequent chapters. JavaScript in <head> or <body>
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