can you use the uniq command? On Friday 29 July 2005 09:03 am, [EMAIL PROTECTED] wrote: > Hey Guys > > I am having an odd problem using grep to ensure an array only contains > distinct entries. > > I have a list similar to the following in a file (short example of a much > longer list) > > support01-FastEthernet1/0 > support01-RH > jnormandin-p370-1691-SH-Cpu-2 > jnormandin-p370-1691-SH > > These entries may or may not appear multiple times within that list. > > I am trying to create an ARRAY containing each of these entries only once > (a distinct list). I am using a grep statement: > > push @pingErrorsName, $element if (! grep (/\b$element\b/, > @pingErrorsName)); > > * Where $element contains one of the above names in the list and > @pingErrorsName is the distinct list of elements. > > What I am finding is that the array will contain all of the correct entries > except: jnormandin-p370-1691-SH. It appears as though the grep is matching > jnormandin-p370-1691-SH to the jnormandin-p370-1691-SH-Cpu-2 string (as it > is a substring of the second one). > > Now I am using word boudnary anchors (\b) in the grep so I am confused as > to why this is not working. > > Does anyone have any ideas as to why this is occuring and how I can prevent > it?
-- Eric Walker EDA/CAD Engineer Work: 208-368-2573 -- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED] <http://learn.perl.org/> <http://learn.perl.org/first-response>
