Javascript

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Revision as of 13:42, 28 March 2018 by Andre (talk | contribs)

Overview:

2 sessions

Subjects:

  • JS in webpages
  • JS data types & variables
  • loops
  • control structure
  • functions

What is JavaScript?

JavaScript is a scripting or programming language that allows you to implement complex things on web pages — every time a web page does more than just sit there and display static information for you to look at — displaying timely content updates, interactive maps, animated 2D/3D graphics, scrolling video jukeboxes, etc. — you can bet that JavaScript is probably involved.[1] </blockque>

Variables

A variable is a container for some value. Like a number to be used in a sum, or a text string.

Most importantly: variables' values can change. They aren't the values themselves, but containers for values, like little boxes that you can store things in.


https://mdn.mozillademos.org/files/13506/boxes.png [2]


References

  1. "What is JavaScript?" MDN Web Docs, 28 Mar. 2018, https://developer.mozilla.org/en-US/docs/Learn/JavaScript/First_steps/What_is_JavaScript.
  2. "Storing the information you need — Variables." MDN Web Docs, 28 Mar. 2018, developer.mozilla.org/en-US/docs/Learn/JavaScript/First_steps/Variables.