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06-14-2008
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How to print empty line when the a field is changed
Hi all,
I have this input file .. BSS01 107 Swafieh 11/06/2008 12:06:57 BSS01 111 Ramada_Hotel 12/06/2008 11:37:20 BSS01 147 Kalha_Rep 11/06/2008 19:13:39 BSS01 147 Kalha_Rep 11/06/2008 19:13:39 BSS06 601 Abu_Alanda_Caragat 12/06/2008 02:57:11 BSS06 601 Abu_Alanda_Caragat 12/06/2008 11:10:37 BSS06 601 Abu_Alanda_Caragat 12/06/2008 11:10:37 BSS06 601 Abu_Alanda_Caragat 12/06/2008 11:10:37 BSS06 601 Abu_Alanda_Caragat 12/06/2008 11:10:37 BSS08 802 Jada_SDH 12/06/2008 09:53:59 BSS08 805 Rakeen_Batter 12/06/2008 09:53:58 BSS08 805 Rakeen_Batter 12/06/2008 09:53:58 BSS08 805 Rakeen_Batter 12/06/2008 09:53:58 BSS08 811 Sarfa 12/06/2008 09:53:57 BSS08 821 Qaser_SDH 12/06/2008 09:54:00 BSS08 821 Qaser_SDH 12/06/2008 09:54:00 BSS08 821 Qaser_SDH 12/06/2008 09:54:00 I need to print empty line when the second field is changed. like this BSS01 107 Swafieh 11/06/2008 12:06:57 BSS01 111 Ramada_Hotel 12/06/2008 11:37:20 BSS01 147 Kalha_Rep 11/06/2008 19:13:39 BSS01 147 Kalha_Rep 11/06/2008 19:13:39 BSS06 601 Abu_Alanda_Caragat 12/06/2008 02:57:11 BSS06 601 Abu_Alanda_Caragat 12/06/2008 11:10:37 BSS06 601 Abu_Alanda_Caragat 12/06/2008 11:10:37 BSS06 601 Abu_Alanda_Caragat 12/06/2008 11:10:37 BSS06 601 Abu_Alanda_Caragat 12/06/2008 11:10:37 BSS08 802 Jada_SDH 12/06/2008 09:53:59 BSS08 805 Rakeen_Batter 12/06/2008 09:53:58 BSS08 805 Rakeen_Batter 12/06/2008 09:53:58 BSS08 805 Rakeen_Batter 12/06/2008 09:53:58 BSS08 811 Sarfa 12/06/2008 09:53:57 BSS08 821 Qaser_SDH 12/06/2008 09:54:00 BSS08 821 Qaser_SDH 12/06/2008 09:54:00 BSS08 821 Qaser_SDH 12/06/2008 09:54:00 I tried this awk but still doesnt work .. any help is appreciated .. BEGIN { site = $2 } /BSS/{ if ( $2 == site ) printf "%s\n",$0; site = $2 else printf "\n" ; site = $2 } Thanks |
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