Difference between revisions of "WebFund 2013W Lecture 4"
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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== | ==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