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Re: How can I print all lines?

by hippo (Bishop)
on Aug 09, 2017 at 09:27 UTC ( [id://1197086]=note: print w/replies, xml ) Need Help??


in reply to How can I print all lines?

my $file = <FILE>; my @column; while (<FILE>) { @column=($file);

You only set $file once and never change it. You could assign it as part of the while conditional:

while (my $file = <FILE>) {

and please, put your code inside <code> tags and your data inside other <code> tags.

Replies are listed 'Best First'.
Re^2: How can I print all lines?
by 345qwerty (Novice) on Aug 09, 2017 at 09:33 UTC
    Thank you very much for reply! But now after changes it prints oly the last line...

    591 Q CAG OUT

      That's because you only print once, at the end. Move the print inside the while loop if you want to print each line as it is processed.

      Thanks for adding the <code> tags, but now your code is littered with <p> tags, etc. Can you remove those? It will make it much easier for us to read and understand. Update: thanks for sorting that.

        I changed my code a bit, but now it prints in this way:

        5 Q CAA OUT16 Q CAG OUT

        21 Q CAA OUT

        74 Q CAA OUT

        80 Q CAG OUT

        82 Q CAG OUT

        84 Q CAG OUT

        85 Q CAG OUT

        89 Q CAG

        IN

        90 Q CAG

        IN

        91 Q CAG

        IN

        92 Q CAG

        IN

        93 Q CAA

        IN

        94 Q CAG

        IN

        95 Q CAG

        IN

        96 Q CAG

        IN

        98 Q CAG OUT

        99 Q CAG OUT

        100 Q CAG OUT

        I would like to get:

        My OUTPUT FILE:

        5 Q CAA OUT

        16 Q CAG OUT

        21 Q CAA OUT

        74 Q CAA OUT

        80 Q CAG OUT

        82 Q CAG OUT

        84 Q CAG OUT

        85 Q CAG OUT

        89 Q CAG IN

        90 Q CAG IN

        91 Q CAG IN

        92 Q CAG IN

        93 Q CAA IN

        94 Q CAG IN

        95 Q CAG IN

        96 Q CAG IN

        98 Q CAG OUT

        99 Q CAG OUT

        100 Q CAG OUT

        Here is my code:

        use strict; use warnings; open(FILE, "<", "Q.txt"); my @column=(<FILE>); #get the lines from the standard input into an + array my $file; chomp $file; my $number=0; while($number <= $#column) { #go through the array from +0 to the last element my $j; my $count=0; foreach ($j=$number; $j < $#column; $j++) { #select t +he numbers from the beginning of the line in the current and next ele +ment my $d=($column[$j]=~/(\d+)/)[0] - ($column[$j+1]=~/(\d ++)/)[0]; #difference last if abs($d)!= 1; #if differ more than 1 - le +ave $count+=$d; #accumulate the difference } if(abs($count)>=7) { chomp($column[$_]); $column[$_]=$column[$_]. "\tIN\n" for $number..$j; + #IN if >8 $number=$j+1; } if (abs($count)<8) { chomp($column[$number]); $column[$number] = $column[$number]."\tOUT\n"; + #OUT if < 8 $number++; } } print for @column;

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