Difference between revisions of "WebFund 2013W Lecture 4"

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(Created page with "The audio for Lecture 4 is [http://homeostasis.scs.carleton.ca/~soma/webfund-2013w/comp2406-2013w-lec4.m4a here].")
 
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The audio for Lecture 4 is [http://homeostasis.scs.carleton.ca/~soma/webfund-2013w/comp2406-2013w-lec4.m4a here].
The audio for Lecture 4 is [http://homeostasis.scs.carleton.ca/~soma/webfund-2013w/comp2406-2013w-lec4-17Jan2013.m4a here].
 
==Notes==
 
Javascript, the good parts Chap 3 & 4
 
=== Objects ===
 
JS uses prototypical inheritance
 
  var x = {
    property : val,
    "prop2": val + val2,
    'prop3': 1122334433
  }
 
* Has some implicit and explicit properties/members
* access undefined property is valid operation. Returns undefined

Latest revision as of 14:48, 24 January 2013

The audio for Lecture 4 is here.

Notes

Javascript, the good parts Chap 3 & 4

Objects

JS uses prototypical inheritance

 var x = { 
   property : val,
   "prop2": val + val2,
   'prop3': 1122334433
 }
  • Has some implicit and explicit properties/members
  • access undefined property is valid operation. Returns undefined