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Top Forums Shell Programming and Scripting perl: problem in looping! how to get rid Post 302685931 by anurupa777 on Monday 13th of August 2012 03:08:07 PM
Old 08-13-2012
perl: problem in looping! how to get rid

Hi i just want to open 2 files and find difference between cond1[2] and cond2[2] and if the difference is greater than or equal to some number say 2 print the lines again in 2 different files.
Code:
file 1 (1.txt) 
aqw dfr 34 
poilo ggg 98 
file 2  (2.txt)
qww asd 28 
poilo ggg 97

Code:
open FILE1,"1.txt" or die "can't open file 1";
open FILE2,"2.txt" or die "can't open file 2";
open(w1,">3.txt");
open(w2,">4.txt");
while (my $line1 = <FILE1>) {
chomp $line1;
my @cond1 = split("\t" , $line1);
print "$cond1[2]\n";
while (my $line2 = <FILE2>) {
chomp $line2;
my @cond2 = split("\t" , $line2);
print "$cond2[2]\n";
if(abs($cond1[2]-$cond2[2])>=2)
{
print w1 "$line1\n";
print w2 "$line2\n";
}
}
}
close FILE1;
close FILE2;
close w1;
close w2;

when i try this i am not able to get the output in proper way i mean my output should look like this
Code:
3.txt 
aqw dfr 34
4.txt 
qww asd 28

 

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CUT-DIFF(1)							  Cutter's manual						       CUT-DIFF(1)

NAME
cut-diff - show difference between 2 files with color SYNOPSIS
cut-diff [option ...] file1 file2 DESCRIPTION
cut-diff is a diff command that uses diff feature in Cutter. It shows difference with color. It's recommended that you use a normal diff(1) when you want to use with patch(1) or you don't need color. OPTIONS
--version cut-diff shows its own version and exits. -c [yes|true|no|false|auto], --color=[yes|true|no|false|auto] If 'yes' or 'true' is specified, cut-diff uses colorized output by escape sequence. If 'no' or 'false' is specified, cut-diff never use colorized output. If 'auto' or the option is omitted, cut-diff uses colorized output if available. The default is auto. -u, --unified cut-diff uses unified diff format. --context-lines=LINES Shows diff context around LINES. All lines are shown by default. When unified diff format is used, 3 lines are shown by default. --label=LABEL, -L=LABEL Uses LABEL as a header label. The first--label option value is used as file1's label and the second --label option value is used asfile2's label. Labels are the same as file names by default. EXIT STATUS
The exit status is 0 for success, non-0 otherwise. TODO: 0 for non-difference, 1 for difference and non-0 for errors. EXAMPLE
In the following example, cut-diff shows difference between file1 and file2: % cut-diff file1 file2 In the following example, cut-diff shows difference between file1 and file2 with unified diff format: % cut-diff -u file1 file2 SEE ALSO
diff(1) Cutter February 2011 CUT-DIFF(1)
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