professional perl programming wrox 2001 phần 4 potx
professional perl programming wrox 2001 phần 4 potx
... /^(([^:]+):?)(([^:]+):?)(([^:]+):?)/) { print " \$2 = $2 \n \ $4 = $4 \n \$6 = $6 \n"; } > perl overwrite2.pl $2 = one $4 = two $6 = three Although this works, it is neither elegant nor ... \$' = $' \n"; } > perl special.pl $& = 45 6 $` = One Two Three $' = Seven Eight 910 Eleven Twelve $& = 910 $` = One Two Three 45 6 Seven Eight $'...
Ngày tải lên: 12/08/2014, 23:23
professional perl programming wrox 2001 phần 6 potx
... argument, which is not what you want. See perlref for more on this. This information comes from the perldiag.pod file, which is otherwise available as perldoc perldiag. The (W void) prefix indicates ... about programming the Event Log on Windows NT, you can use perldoc Win32::Eventlog. Advanced Warnings The warnings pragma, introduced in Perl 5.6, allows us to turn warnings on and off wit...
Ngày tải lên: 12/08/2014, 23:23
professional perl programming wrox 2001 phần 9 potx
... support in Perl is still experimental. Added in Perl 5.6, work continues into Perl 5.7 and Perl 6. As shipped, most Perl interpreters do not support threads at all, but if we build Perl from scratch, ... socket. To actually use it for something, we need to program it. First, we bind it to listen to port 44 44 on any locally available IP address using the bind function. The bind...
Ngày tải lên: 12/08/2014, 23:23
professional perl programming wrox 2001 phần 1 ppt
... Default Filehandle 44 3 Using Default Variables vs, 'IO::Handle' Methods 44 4 Duplicating and Aliasing Filehandles 44 4 Redirecting Filehandles 44 5 Caching Many Filehandles 44 6 'IO::Handle' ... 39 Interpolation 39 Context 40 Scalar and List Context 41 Void Context 42 Operators 42 Blocks 43 Control Constructs 43 Loop Modifiers 45 Subroutines 46 Functi...
Ngày tải lên: 12/08/2014, 23:23
professional perl programming wrox 2001 phần 2 pptx
... http://www.simpopdf.com Chapter 5 1 24 my @array = (1, 2, 3, 4, 5, 6); push @array, '7'; # add '7' to the end print "@array\n"; # array is now (1, 2, 3, 4, 5, 6, 7) my $last = ... http://www.simpopdf.com Chapter 4 102 In a scalar context, the list operator returns the value of the right-hand side, ignoring whatever result is returned by the left: return 1, 2...
Ngày tải lên: 12/08/2014, 23:23
professional perl programming wrox 2001 phần 3 pps
... subroutine. In modern versions of Perl (that is, anything from Perl 5 onwards) this is strictly optional, but older Perl programs may contain statements like: # call a Perl subroutine using the old ... anonymous subroutine appearing last will not work with Perl 5.005: #!/usr/bin /perl # sortsub.pl use warnings; use strict; # a list to sort my @list = (3, 4, 2, 5, 6, 9, 1); # direc...
Ngày tải lên: 12/08/2014, 23:23
professional perl programming wrox 2001 phần 5 pot
... http://www.simpopdf.com Chapter 13 49 0 Name Description Number S_IRUSR User can read 0 040 0 S_IWUSR User can write 00200 S_IXUSR User can execute 00100 S_IRGRP Group can read 00 040 S_IWGRP Group can write 00020 S_IXGRP ... PDF Merge and Split Unregistered Version - http://www.simpopdf.com Chapter 13 46 8 Getting User and Group Information Perl provides built-in support for handling us...
Ngày tải lên: 12/08/2014, 23:23
professional perl programming wrox 2001 phần 7 pptx
... top-of-page format illustrates: STATIC_TOP = This header was generated courtesy of Perl formatting See Chapter 18 of Professional Perl for details . Simpo PDF Merge and Split Unregistered Version - http://www.simpopdf.com Chapter ... script: #!/usr/bin /perl # serial_a.pl use warnings; use strict; use Serial; Serial->configure(start => 42 , increment => 7); my @serials; for...
Ngày tải lên: 12/08/2014, 23:23
professional perl programming wrox 2001 phần 8 ppsx
... http://www.simpopdf.com Inside Perl 817 lib /usr/local/lib /perl5 /5.7.0/i686–linux /usr/local/lib /perl5 /5.7.0 /usr/local/lib /perl5 /site _perl/ 5.7.0/i686–linux /usr/local/lib /perl5 /site _perl/ 5.7.0 /usr/local/lib /perl5 /site _perl How ... + ord ($_)) %42 946 72 94; } return ($hash + $hash>>5) "hello" => 7 942 919 7 942 919&7=>7 0 1 2 3 4 5 6 7 Hash ent...
Ngày tải lên: 12/08/2014, 23:23
professional perl programming wrox 2001 phần 10 doc
... 46 168.50 ESP 46 168.50 ESP Pts Cantamornings 6669876.00 ESP 6669876.00 ESP Pts Chilindrina 2000.35 ESP 2000.35 ESP Pts Cflab.org 12 345 6.70 ESP 12 345 6.70 ESP Pts Zinzun.com 3 344 5.00 ESP 3 344 5.00 ESP ... $ Cántaliping 46 168.50 ESP 530920.67 USD $ Cantamornings 6669876.00 ESP 76701106.15 USD $ Chilindrina 2000.35 ESP 23003.28 USD $ Cflab.org 12 345 6.70 ESP 141 9706.37 USD $ Zinzun....
Ngày tải lên: 12/08/2014, 23:23