Adds last character of provided string to front of self : String class Extension « String « Ruby

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Ruby » String » String class Extension   Adds last character of provided string to front of self class String   def pop     return nil if self.empty?     item=self[-1]     self.chop!     return nil if item.nil?     item.chr   end   def unshift(other)     newself = other.to_s.dup.pop.to_s + self     self.replace(newself)   end end a = "this is a test" puts (a.unshift "asfd")   Related examples in the same category 1.  write an extension to the String class to provide it 2.  Add method to system type 3.  Processing a String One Word at a Time by adding a method to string class 4.  Replacing Multiple Patterns in a Single Pass 5.  Writing an Inherited Class 6.  Override the method from String Class 7.  Regular expression based comparison 8.  String translation 9.  convert string to binary number 10.  Removes first character from self and returns it, changing self 11.  Pops last character off self and returns it, changing self 12.  Pushes first character of provided string onto end of self 13.  Rotate left 14.  Rotate right 15.  Shifts first word off of self and returns; changes self 16.  Adds provided string to front of self 17.  Pops and returns last word off self; changes self 18.  Pushes provided string onto end of self 19.  Get acronym

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