------ art_6187_8487294.1136900293733 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Content-Disposition: inline Ezra, Thanks a bunch. This is soooooooooo simple that it is laughable. I guess I need to read my Ruby books a bit more. Thanks again On 1/9/06, Ezra Zygmuntowicz <ezmobius / gmail.com> wrote: > > > On Jan 9, 2006, at 12:53 PM, Victor Reyes wrote: > > > I have two arrays of different sizes. > > Right now via find_all I can find all the elements that are common > > to both > > arrays. > > All the elements in the smaller arrays can be found in the larger > > array. > > > > What I would like to find now is all th elements that are in the > > larger > > array and missing on the smaller array. > > I know I can iterate and compare each element within a nested loop. > > But is there a way to print out the elements that are missing from the > > smaller array without having to implement a nested loop? > > > > Thank you > > > > Victor > > Like this? > > irb(main):009:0> a = [1,2,3,4,5] > => [1, 2, 3, 4, 5] > irb(main):010:0> b = [1,2,3] > => [1, 2, 3] > irb(main):011:0> a - b > => [4, 5] > > Cheers- > -Ezra > > > ------ art_6187_8487294.1136900293733--