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2013年5月27日 星期一

Perl 語言編程第四版筆記(零)


Chapter 1 An Overview of Perl


Manpage
Link
Covers
perl http://perldoc.perl.org/perl.html What perl manpages are available
perldata http://perldoc.perl.org/perldata.html Data types
perlsyn http://perldoc.perl.org/perlsyn.html Syntax
perlop http://perldoc.perl.org/perlop.html Operators and precedence
perlre http://perldoc.perl.org/perlre.html Regular expressions
prelvar http://perldoc.perl.org/perlvar.html Predefined variables
perlsub http://perldoc.perl.org/perlsub.html Subroutines
perlfunc http://perldoc.perl.org/perlfunc.html Built-in functions
perlmod http://perldoc.perl.org/perlmod.html How perl modules work
perlref http://perldoc.perl.org/perlref.html References
prelobj http://perldoc.perl.org/perlobj.html Objects
perlipc http://perldoc.perl.org/perlipc.html Interprocess communication
perlrun http://perldoc.perl.org/perlrun.html How to run Perl commands, plus switches
perldebug http://perldoc.perl.org/perldebug.html Debugging
perldiag http://perldoc.perl.org/perldiag.html Diagnostic messages


Manpage
Link
Covers
perlfaq1 http://perldoc.perl.org/perlfaq1.html General questions about Perl
perlfaq2 http://perldoc.perl.org/perlfaq2.html Obtaining and learning about Perl
perlfaq3 http://perldoc.perl.org/perlfaq3.html Programming tool s
perlfaq4 http://perldoc.perl.org/perlfaq4.html Data manipulation
perlfaq5 http://perldoc.perl.org/perlfaq5.html Files and formats
perlfaq6 http://perldoc.perl.org/perlfaq6.html Regular expressions
perlfaq7 http://perldoc.perl.org/perlfaq7.html General Perl language issues
perlfaq8 http://perldoc.perl.org/perlfaq8.html System interaction
perlfaq9 http://perldoc.perl.org/perlfaq9.html Networking

Chapter 2 bits and Pieces


print &lt<EOF;
The price is $Price.
EOF

print &lt&lt`EOC`;    # execute commands
echo hi there
echo lo there
EOC

print <<"dromedary", <<"camelid";    # you can stack them
I said bactrian.
dromedary
She said llama.
camelid


sub funkshun{
    say $_[0];
    say $_[2];
}

funkshun(<<"THIS", 23, <<'THAT');
Here's a line
or two.
THIS
And here's another.
THAT

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