On Sun, Mar 11, 2012 at 10:45 PM, lina <lina.lastn...@gmail.com> wrote: > A > 7.803481E-01 8.228973E-01 7.515242E-01 2 1833 > -5.5000000000 308.3889771284 5 0 7 1.7084151661 > 1.6790503987 2.75458 > 53558 > 7.866901E-01 8.410519E-01 9.981456E-01 2 14485 > -5.5000000000 269.6201271260 39 4 7 -2.5561279716 > -3.5975355928 1.5117 > 155069 > C > 7.735338E-01 9.981671E-01 7.735798E-01 2 11514 > -5.5000000000 289.1918534266 31 1 7 -5.6311359613 > -0.0502358314 0.0768 > 146957 > 5.907322E-02 6.045568E-02 3.388628E-02 1 28 > -6.5000000000 336.0228260493 1 2 7 0.8177802191 > 3.9634621584 -3.0314 > 370501 > A > 2.764127E-02 3.230161E-02 1.633790E-02 1 51 > -6.5000000000 319.7604886848 1 3 7 0.7583797888 > 3.5176580829 -1.87872 > 93439 > 5.960780E-02 2.111333E-02 1.066835E-01 1 62 > -6.5000000000 297.7363059936 1 1 7 2.2257828331 > 3.7887567121 -3.4478 > 600377 > > > I am so troubled with extract the lines after A but not the lines > under C out, so the final result is > > 7.803481E-01 8.228973E-01 7.515242E-01 2 1833 > -5.5000000000 308.3889771284 5 0 7 1.7084151661 > 1.6790503987 2.75458 > 53558 > 7.866901E-01 8.410519E-01 9.981456E-01 2 14485 > -5.5000000000 269.6201271260 39 4 7 -2.5561279716 > -3.5975355928 1.5117 > 1550692.764127E-02 3.230161E-02 1.633790E-02 1 51 > -6.5000000000 319.7604886848 1 3 7 0.7583797888 > 3.5176580829 -1.87872 > 93439 > 5.960780E-02 2.111333E-02 1.066835E-01 1 62 > -6.5000000000 297.7363059936 1 1 7 2.2257828331 > 3.7887567121 -3.4478 > 600377 > > > Thanks for you suggestions,
What I have come up so far : #!/usr/bin/env perl use strict; use warnings; my $filename = "try.txt"; open my $fh, '<', $filename or die "Couldn't read $filename"; while (my $line = <$fh>){ if ($line =~ /^A$/){ ## Here I don't know how to proceed further print $line; } } Thanks -- To unsubscribe, e-mail: beginners-unsubscr...@perl.org For additional commands, e-mail: beginners-h...@perl.org http://learn.perl.org/