Ok, well, pure ruby:

  lines = IO.readlines(file)
  lines.each do |l|
    if l.match(/up\s+down\s+aenet/)
      print l.split[5], " "
    end
  end
  print "\n"


On Tue, Nov 6, 2012 at 7:37 PM, tamouse mailing lists
<tamouse.lists / gmail.com> wrote:
> If you're hoping to do a pure ruby implementation of this, heed the others.
>
> If you just need the values, here's the awk:
>
> awk 'BEGIN { ORS="" } /up.*down.*aenet/ { print $6 }' file...
>
> or,
>
> awk -v ORS='' '/up.*down.*aenet/ { print $6 }' file...
>
> (you don't need the cat or either grep)
>
>
> On Tue, Nov 6, 2012 at 4:21 PM, Ferdous ara <lists / ruby-forum.com> wrote:
>> Hi,
>> Dont know how to explain this.
>>
>> example , i am doing this
>>
>> output=`cat #{file} | grep  "up    down" | grep "aenet" | awk '{print
>> $6}'`
>> puts output
>>
>>
>> So i get this
>> ae40.0
>> ae30.0
>>
>> But i want to output like ae40.0 ae30.0
>>
>> how can i achieve this ??
>>
>> Thanks for your help.
>>
>> --
>> Posted via http://www.ruby-forum.com/.
>>
>