Created
February 27, 2013 16:10
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a = 5; typeof(a); | |
b = "hi"; typeof(b); | |
c = {"key":5}; typeof(c); | |
//an array is an object with length | |
d = [1,2,3]; typeof(d); | |
d instanceof Array; | |
var e; | |
e == undefined; | |
e == null | |
typeof(e) |
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