in reply to read an integer from a file

use strict;
use warnings;

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Please always check that you can open the file. Then you should chomp:
open (MYFILE, "status2.txt") or die "Unable to open status2.txt: $!";
my $a = <MYFILE>;
chomp $a;

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Re^2: read an integer from a file
by almut (Canon) on Jun 15, 2010 at 11:43 UTC
    Then you should chomp

    == should work without chomping (while $a eq "0" would not): 

    my $a = "0\n";

print "is zero\n" if $a == 0;

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