test a string to see if it is empty before you process it

title = String.new # => ""
title.length [or] title.size # => 0

1.	Creating Strings
2.	test a string to see if it is empty with empty?
3.	length and size methods both return an integer indicating how many characters a string holds.
4.	The new method can take a string argument

test a string to see if it is empty before you process it : String.new « String « Ruby