sample.dat: '648',17,'2011-07-11','Insecta','Plecoptera','Chloroperlidae''Suwallia' '652',17,'2011-07-11','Insecta','Plecoptera','Pteronarcidae''Pteronarcella' '895',17,'2010-09-13','Insecta','Ephemeroptera','Baetidae''Baetis' '899',17,'2010-09-13','Insecta','Diptera','Psychodidae''Pericoma' '901',17,'2010-09-13','Insecta','Coleoptera','Hydrophilidae''Cymbiodyta' '907',17,'2010-09-13','Insecta','Trichoptera','Glossosomatidae''Glossosoma' '909',17,'2010-09-13','Insecta','Diptera','Chironomidae''Cladotanytarsus' '914',17,'2010-09-13','Insecta','Plecoptera','Nemouridae''Zapada' '918',17,'2010-09-13','Insecta','Trichoptera','Hydropsychidae''Hydropsyche' '919',17,'2010-09-13','Insecta','Coleoptera','Dytiscidae''Hydroporus' '920',17,'2010-09-13','Insecta','Trichoptera','Lepidostomatidae''Lepidostoma' '922',17,'2010-09-13','Insecta','Coleoptera','Elmidae''Narpus' '1120',17,'2006-06-27','Insecta','Diptera','Chironomidae''Polypedilum' '134',41,'2004-06-07','Insecta','Plecoptera','Nemouridae''Amphinemura' '135',3,'2004-06-07','Insecta','Ephemeroptera','Baetidae''Baetus' '137',41,'2004-06-07','Insecta','Ephemeroptera','Baetidae''Baetis' '138',3,'2004-06-07','Insecta','Coleoptera','Hydrophilidae''Berosus' '139',3,'2004-06-07','Insecta','Plecoptera','Chloroperlidae''Sweltsa' '141',41,'2004-06-07','Insecta','Plecoptera','Chloroperlidae''Suwallia' '145',3,'2004-06-07','Insecta','Diptera','Simulidae''Prosimulium' '148',3,'2004-06-07','Annelida','Oligochaeta','Lumbricidae''Ilyodrilus/Tubifex' '151',3,'2006-06-15','Insecta','Diptera','Chironomidae''Eukiefferiella' '154',41,'2004-06-07','Insecta','Coleoptera','Dytiscidae''Hydrovatus' '155',3,'2004-06-07','Insecta','Coleoptera','Dytiscidae''Hydrovatus' '216',SC,'2005-07-13','Insecta','Diptera','Ephydridae''' '1126',17,'2006-06-27','Insecta','Ephemeroptera','Baetidae''Baetis' '1128',17,'2006-06-27','Insecta','Trichoptera','Brachycentridae''Brachycentrus' '1129',17,'2006-06-27','Insecta','Diptera','Chironomidae''Tvetenia' '2060',11,'2012-07-11','Insecta','Coleoptera','Elmidae''Narpus' '2061',11,'2012-07-11','Insecta','Diptera','Chironomidae''Natarsia' '2062',11,'2012-07-11','Insecta','Trichoptera','Hydroptilidae''Ochrotrichia' '8',11,'2000-07-18','Insecta','Ephemeroptera','Leptophlebiidae''Paraleptophlebia' '11',11,'2000-07-18','Insecta','Trichoptera','Glossosomatidae''Agapetus' '12',11,'2000-07-18','Insecta','Diptera','Tipulidae''Tipula' '592',17,'2011-07-11','Annelida','Oligochaeta','Tubificidae'''
I've tried the various sort options (-g, -h, -n, -k) and they all sort character-by-character which puts the line beginning with '8' between '652' and '895'. I know how to do this for cidr addresses but I've no local reference that works for only the first field. Clue wanted, Rich _______________________________________________ PLUG mailing list [email protected] http://lists.pdxlinux.org/mailman/listinfo/plug
