JavaScript key value Array

There are two ways to add new properties to an object:

var obj = {
    key1: value1,
    key2: value2
};
Using dot notation:

obj.key3 = "value3";
Using square bracket notation:

obj["key3"] = "value3";



http://stackoverflow.com/questions/1168807/how-can-i-add-a-key-value-pair-to-a-javascript-object-literal