Re: question about perl script

2019-10-30 Thread John W. Krahn
On 2019-10-29 7:48 p.m., 刘东 wrote: Dear every one: Hello. I try to write a perl script to delet the content of file carp01_1_both.txt as same as from another file carp-carp01_TKD181002053-1_1_sg.txt, so to get a new file from file carp-carp01_TKD181002053-1_1_sg.txt but excluding file

Re: question about perl script

2019-10-30 Thread Rob Coops
This should do: #!/usr/bin/perl use strict; use warnings; open my $a, '<:encoding(UTF-8)', 'a' or die "Unable to open a: $!"; open my $b, '<:encoding(UTF-8)', 'b' or die "Unable to open b: $!"; my %pair = (); while ( my $line = <$a> ) { my @line = split(" ", $line); $pair{$line[0]} = 1; }

Re: question about perl script

2019-10-30 Thread Uri Guttman
On 10/29/19 10:48 PM, 刘东 wrote: Dear every one: I try to write a perl script to delet the content of file carp01_1_both.txt as same as from another file carp-carp01_TKD181002053-1_1_sg.txt, so to get a new file from file carp-carp01_TKD181002053-1_1_sg.txt but excluding file