Server IP : 85.214.239.14 / Your IP : 18.119.117.122 Web Server : Apache/2.4.62 (Debian) System : Linux h2886529.stratoserver.net 4.9.0 #1 SMP Tue Jan 9 19:45:01 MSK 2024 x86_64 User : www-data ( 33) PHP Version : 7.4.18 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_get_handler,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,pcntl_async_signals,pcntl_unshare, MySQL : OFF | cURL : OFF | WGET : ON | Perl : ON | Python : ON | Sudo : ON | Pkexec : OFF Directory : /usr/share/doc/libparse-recdescent-perl/examples/ |
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#!/usr/bin/perl -w use Parse::RecDescent; my $parse = Parse::RecDescent->new(<<'EndGrammar'); perl: <perl_quotelike> { print 'quotelike: [', join("|", @{$item[1]}), "]\n" } | <skip: '-*'> <perl_variable> { print "variable: $item[-1]\n" } | <perl_codeblock> { print "codeblock: $item[1]\n" } | /.*/ { print "unknown: $item[1]\n" } EndGrammar print "> "; while (<DATA>) { # FOR DEMO CHANGE TO: while (<DATA>) $parse->perl($_); } __DATA__ {$a=1}; $a; { $a = $b; \n $a =~ /$b/; \n @a = map /\s/ @b }; $_; $a[1]; $_[1]; $a{cat}; $_{cat}; $a->[1]; $a->{"cat"}[1]; @$listref; @{$listref}; $obj->nextval; @{$obj->nextval}; @{$obj->nextval($cat,$dog)->{new}}; @{$obj->nextval($cat?$dog:$fish)->{new}}; @{$obj->nextval(cat()?$dog:$fish)->{new}}; $ a {'cat'}; $a::b::c{d}->{$e->()}; $#_; $#array; $#{array}; $var[$#var]; 'a'; "b"; `c`; 'a\''; 'a\\'; '\\a'; "a\\"; "\\a"; "b\'\"\'"; `c '\`abc\`'`; q{a}; qq{a}; qx{a}; s{a}/b/; tr!a!b!;