It will replace colons with blank and display "$A:that Junk" on even number of iterations. which is used to evaluate the if condition. On 12/16/2003 11:04:31 AM, [EMAIL PROTECTED] wrote: > > Will this work? > > ------------------------------------------------------ > #!/usr/bin/ksh > THINGY=0 > cat swt | sed 's/:/ /' | while read A B JUNK; do > > if [ $THINGY -eq 1 ]; then > B="that" > THINGY=0 > else > THINGY=1 > fi > echo "$A:$B $JUNK" > > done > ------------------------------------------------------ > > You can set up a similar loop in awk too. > The sed 's/:/ /' changes the colon to a space so that the read A B JUNK will > work. > > > -----Original Message----- > > > > Hi List > > I need some help on this; > > How do i replace the 2nd,4th,6th occurances of a column > > (vertical) in a > > file. > > I know sed does it within a row > > > > $ cat swt > > 01:this is a file1 this > > 02:this is a file1 this > > 03:this is line3 > > 04:this is line4 > > > > $ sed 's/this/that/2' swt > > 01:this is a file1 that > > 02:this is a file1 that > > 03:this is line3 > > 04:this is line4 > > $ sed 's/this/that/1' swt > > 01:that is a file1 this > > 02:that is a file1 this > > 03:that is line3 > > 04:that is line4 > > > > But i want > > 01:this is a file1 this > > 02:that is a file1 this > > 03:this is line3 > > 04:that is line4 > > > > I tried awk but awk seems to be going one line at a time. > > > > Thanks in Advance. > > > > GovindanK > > > > -- > > http://www.fastmail.fm - The professional email service > > -- > > Please see the official ORACLE-L FAQ: http://www.orafaq.net > > -- > > Author: GovindanK > > INET: [EMAIL PROTECTED] > > > > Fat City Network Services -- 858-538-5051 http://www.fatcity.com > > San Diego, California -- Mailing list and web hosting services > > --------------------------------------------------------------------- > > To REMOVE yourself from this mailing list, send an E-Mail message > > to: [EMAIL PROTECTED] (note EXACT spelling of 'ListGuru') and in > > the message BODY, include a line containing: UNSUB ORACLE-L > > (or the name of mailing list you want to be removed from). You may > > also send the HELP command for other information (like subscribing). > > > -- > Please see the official ORACLE-L FAQ: http://www.orafaq.net > -- > Author: <[EMAIL PROTECTED] > INET: [EMAIL PROTECTED] > > Fat City Network Services -- 858-538-5051 http://www.fatcity.com > San Diego, California -- Mailing list and web hosting services > --------------------------------------------------------------------- > To REMOVE yourself from this mailing list, send an E-Mail message > to: [EMAIL PROTECTED] (note EXACT spelling of 'ListGuru') and in > the message BODY, include a line containing: UNSUB ORACLE-L > (or the name of mailing list you want to be removed from). You may > also send the HELP command for other information (like subscribing). >
Mladen Gogala Oracle DBA -- Please see the official ORACLE-L FAQ: http://www.orafaq.net -- Author: Mladen Gogala INET: [EMAIL PROTECTED] Fat City Network Services -- 858-538-5051 http://www.fatcity.com San Diego, California -- Mailing list and web hosting services --------------------------------------------------------------------- To REMOVE yourself from this mailing list, send an E-Mail message to: [EMAIL PROTECTED] (note EXACT spelling of 'ListGuru') and in the message BODY, include a line containing: UNSUB ORACLE-L (or the name of mailing list you want to be removed from). You may also send the HELP command for other information (like subscribing).
