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Full Discussion: Replace a particular field in all records in a csv file
Top Forums Shell Programming and Scripting Replace a particular field in all records in a csv file Post 302462395 by pravin27 on Thursday 14th of October 2010 06:20:33 AM
Old 10-14-2010
Try this,

Code:
#!/usr/bin/perl

use strict;

print "Enter year month:-";
my $YR_MON=<STDIN>;

my $YR=substr($YR_MON,0,4);
my $MON=substr($YR_MON,4);
chomp($YR,$MON);

open (FH,"<","/path/file") || die "Cannot open file\n";

while (<FH>) {
s/(.+?),(.+?),(\d+\/)(\d+\/)/$1,$2,$YR\/$MON\//;
print $_;
}
close(FH);

Invocation
Code:
perl scriptname.pl

 

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LEARN ABOUT DEBIAN

obd2csv

obd2csv(1)						      General Commands Manual							obd2csv(1)

NAME

       obd2csv - Convert obdgpslogger(1) logs to csv files

SYNOPSIS

       obd2csv [ options ]

DESCRIPTION

       Convert obdgpslogger(1) logs to csv files

OPTIONS

       -o|--out <output filename>
	      Output to this .csv file

       -d|--db <database>
	      Work from logs stored in this database file

       -s|--start <time>
	      Only dump rows more recent than this

       -e|--end <time>
	      Only dump rows older than this

       -z|--gzip
	      gzip compress output using zlib [if available]

       -v|--version
	      Print out version number and exit.

       -h|--help
	      Print out help and exit.

NOT OPTIONS

       These options aren't intended for end-users, they're for the GUI.

       -p|--progress
	      Print out progress. It will occasionally print a number in the range [0..100], indicating progress percentage.

SEE ALSO

       obdgpslogger(1), obd2kml(1), obd2gpx(1), obdsim(1), obdgui(1), obdlogrepair(1)

AUTHORS

       Gary "Chunky Ks" Briggs <chunky@icculus.org>

																	obd2csv(1)
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