Hello GrandFather, Thank you so much for your great help! Really appreciate your great help! Best, Yue 

#!/usr/bin/perl
use warnings;
use strict;


open my $TAB01, '<', 'tmp01_quick' or die "Cannot open 'donor_82_01.cs
+v' because: $!";
open my $TAB02, '<', 'tmp02_quick' or die "Cannot open 'tmp12' because
+: $!";
open my $OUT, '>', 'tmp12_01_QUICK' or die "Cannot open 'tmp12_01' bec
+ause: $!";


my $tmp11_QUICK = '';
my %peptides;

#open my $TAB01, '<', \$tmp01_quick;

while (<$TAB01>) {
    chomp;
    
    my ($peptide, $protein) = split /\t+/;
    next if $peptide !~ /\d/;
    
    #$peptides{$peptide} //= [];
    push @{$peptides{$peptide}}, $protein;
}

#open my $TAB02, '<', \$tmp02_quick;
#open my $OUT, '>', \$tmp11_QUICK;

while (<$TAB02>) {
    chomp;
    
    my ($peptide, $spectrum, $sequence) = split /\t+/;
    next if $peptide !~ /\d/;
    
    print $OUT "$peptide\t$_\t$spectrum\t$sequence\n" for @{$peptides{
+$peptide}};
}

close $OUT;

print $tmp11_QUICK;

[download]

In reply to Re^2: match two files by yueli711
in thread match two files by yueli711

Title:
Use:  <p> text here (a paragraph) </p>
and:  <code> code here </code>
to format your post, it's "PerlMonks-approved HTML":


  • Posts are HTML formatted. Put <p> </p> tags around your paragraphs. Put <code> </code> tags around your code and data!
  • Titles consisting of a single word are discouraged, and in most cases are disallowed outright.
  • Read Where should I post X? if you're not absolutely sure you're posting in the right place.
  • Please read these before you post! —
  • Posts may use any of the Perl Monks Approved HTML tags:
    a, abbr, b, big, blockquote, br, caption, center, col, colgroup, dd, del, details, div, dl, dt, em, font, h1, h2, h3, h4, h5, h6, hr, i, ins, li, ol, p, pre, readmore, small, span, spoiler, strike, strong, sub, summary, sup, table, tbody, td, tfoot, th, thead, tr, tt, u, ul, wbr
  • You may need to use entities for some characters, as follows. (Exception: Within code tags, you can put the characters literally.)
            For:     Use:
    & &amp;
    < &lt;
    > &gt;
    [ &#91;
    ] &#93;
  • Link using PerlMonks shortcuts! What shortcuts can I use for linking?
  • See Writeup Formatting Tips and other pages linked from there for more info.