Method: String#prev

Defined in:

lib/string_extensions.rb

#prev ⇒ Object Also known as: pred

Return the previous string

c.f. String#next

==Examples '888'.prev => '887' 'n'.prev => 'm' 'N'.prev => 'M'

==Examples with carry '880'.prev => '879' 'nna'.prev => 'nmz' 'NNA'.prev => 'NMZ' 'nn0aA'.prev => 'nm9zZ'

# File 'lib/string_extensions.rb', line 82

def prev
 self.clone.prev!
end