Hello perlfan, Thank you so much for your useful code!I already  $ sudo cpan Tie::File::AsHash It still got this error. Thank you again and really appreciated!

li@lix:~$ perl match11.pl
Can't locate Tie/Hash/Indexed.pm in @INC (you may need to install the 
+Tie::Hash::Indexed module) (@INC contains: /etc/perl /usr/local/lib/x
+86_64-linux-gnu/perl/5.26.1 /usr/local/share/perl/5.26.1 /usr/lib/x86
+_64-linux-gnu/perl5/5.26 /usr/share/perl5 /usr/lib/x86_64-linux-gnu/p
+erl/5.26 /usr/share/perl/5.26 /usr/local/lib/site_perl /usr/lib/x86_6
+4-linux-gnu/perl-base) at match11.pl line 4.
BEGIN failed--compilation aborted at match11.pl line 4.

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

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