irb(main):027:0> str = "0123456789" => "0123456789" irb(main):028:0> str.slice(0, 5) => "01234" irb(main):029:0> str.slice(5, 5) => "56789"
irb(main):027:0> str = "0123456789" => "0123456789" irb(main):028:0> str.slice(0, 5) => "01234" irb(main):029:0> str.slice(5, 5) => "56789"