How to create object from another without undefined properties
44916
Remove blank attributes from an Object in Javascript
154989
How can I add a key/value pair to a JavaScript object?
7120
Dynamically access object property using variable
125400
copy object as a reference
140826
Force JavaScript exception/error when reading an undefined object property?
130578
Javascript: How do I access values in nested objects if I don’t know the object’s key?
114119
Passing in dynamic key:value pairs to an object literal?
10961
Copy material to another object?
5259
How to access object instance from property instance? (in `update` callback)
73839
How to access an object from another class?
43644
How can I access an object property named as a variable in php?
50298
How do you create a method for a custom object in JavaScript?
103629
Why does object.__new__ work differently in these three cases
16638
Add a property to a JavaScript object using a variable as the name?
56541
Assign object to "this"
23135
How can I serialize an object to JSON without properties that are null?
94610
Avoiding copy of objects with the "return" statement