Javascript associative arrays differ on variable declaration

Javascript associative arrays differ on variable declaration

References

Reference NO 1

http://stackoverflow.com/questions/13582969/javascript-associative-arrays-differ-on-variable-declaration

Reference NO 2

http://stackoverflow.com/questions/17840553/dynamic-keys-in-javascript-associative-array-declaration-one-liner

Reference NO 3

http://webcheatsheet.com/javascript/arrays.php

Reference NO 4

http://www.w3schools.com/js/js_obj_array.asp

Reference NO 5

http://softearth.tripod.com/Books/Using_Javascript/ch9.htm

Reference NO 6

http://javascript.info/tutorial/objects

Reference NO 7

http://www.i-programmer.info/programming/javascript/1441-javascript-data-structures-the-associative-array.html

Reference NO 8

http://php.net/manual/en/language.types.array.php