[Date Prev][Date Next] [Thread Prev][Thread Next] [Date Index] [Thread Index]

Re: some problem in scripting.



On Wed, Jun 13, 2007 at 01:58:18PM -0700, L.V.Gandhi wrote:
> I created a .csv file in this format from a original file from the net. The
> last field here is the last field in original file also. I made this file as
> original file has empty lines and single field lines also.
> SYMBOL,HIGH_PRICE,LOW_PRICE,HI_52_WK,LO_52_WK
> BHARTIARTL,809.00,790.00,882.05,307.30
> BHEL,1327.00,1301.00,2918.65,1301.00
> I am using this script to find high/low
> #!/bin/bash
> rm -f highs
> rm -f lows
> touch lows
> for line in $(cat temp.csv)
> do
> low52=$(echo $line|cut -d, -f5)
> high52=$(echo $line|cut -d, -f4)
> low=$(echo $line|cut -d, -f3)
> high=$(echo $line|cut -d, -f2)
> stock=$(echo $line|cut -d, -f1)
> if [ $high52 = $high ]
> then
> echo $stock >> highs
> fi
> if [ $low52 = $low ]
> then
> echo $stock >> lows
> fi
> done
> I get highs file. I don't get lows file. I feel there is some unprintable at
> the end of csv file. Hence matching fails.
> I added one more field and found that ^M in the LO_52_WK field before comma.
> I tried sed -e 's/M$//'. this didn't help.

forgot to answer this one

did you trie sed -e 's/^M$//' you will need to type ctrl+v and then ctrl+m to 
get the control M into the line

> Any solutions?
> -- 
> L.V.Gandhi
> http://lvgandhi.tripod.com/
> linux user No.205042

Attachment: signature.asc
Description: Digital signature


Reply to: