Ruby: cleaner returns from loop iteration methods

Ruby: cleaner returns from loop iteration methods

References

Reference NO 1

http://stackoverflow.com/questions/15165194/ruby-cleaner-returns-from-loop-iteration-methods

Reference NO 2

http://stackoverflow.com/questions/7735377/in-ruby-is-there-a-method-similar-to-any-which-returns-the-matching-item-ra

Reference NO 3

http://www.natontesting.com/2011/01/01/rubys-each-select-and-reject-methods/

Reference NO 4

http://ruby.bastardsbook.com/chapters/enumerables/

Reference NO 5

http://zenspider.com/Languages/Ruby/QuickRef.html

Reference NO 6

http://journal.stuffwithstuff.com/2013/02/24/iteration-inside-and-out-part-2/

Reference NO 7

http://www.ruby-doc.org/core/Kernel.html

Reference NO 8

http://jdfrens.blogspot.com/2010/07/updated-mongodb-cleaning.html