297 lines
12 KiB
Perl
297 lines
12 KiB
Perl
package Pod::Functions;
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#:vi:set ts=20
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require Exporter;
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@ISA = qw(Exporter);
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@EXPORT = qw(%Kinds %Type %Flavor %Type_Description @Type_Order);
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%Type_Description = (
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'ARRAY' => 'Functions for real @ARRAYs',
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'Binary' => 'Functions for fixed length data or records',
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'File' => 'Functions for filehandles, files, or directories',
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'Flow' => 'Keywords related to control flow of your perl program',
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'HASH' => 'Functions for real %HASHes',
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'I/O' => 'Input and output functions',
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'LIST' => 'Functions for list data',
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'Math' => 'Numeric functions',
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'Misc' => 'Miscellaneous functions',
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'Modules' => 'Keywords related to perl modules',
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'Network' => 'Fetching network info',
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'Objects' => 'Keywords related to classes and object-orientedness',
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'Process' => 'Functions for processes and process groups',
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'Regexp' => 'Regular expressions and pattern matching',
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'Socket' => 'Low-level socket functions',
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'String' => 'Functions for SCALARs or strings',
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'SysV' => 'System V interprocess communication functions',
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'Time' => 'Time-related functions',
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'User' => 'Fetching user and group info',
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'Namespace' => 'Keywords altering or affecting scoping of identifiers',
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);
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@Type_Order = qw{
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String
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Regexp
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Math
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ARRAY
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LIST
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HASH
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I/O
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Binary
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File
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Flow
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Namespace
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Misc
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Process
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Modules
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Objects
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Socket
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SysV
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User
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Network
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Time
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};
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while (<DATA>) {
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chomp;
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s/#.*//;
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next unless $_;
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($name, $type, $text) = split " ", $_, 3;
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$Type{$name} = $type;
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$Flavor{$name} = $text;
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for $type ( split /[,\s]+/, $type ) {
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push @{$Kinds{$type}}, $name;
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}
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}
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unless (caller) {
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foreach $type ( @Type_Order ) {
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$list = join(", ", sort @{$Kinds{$type}});
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$typedesc = $Type_Description{$type} . ":";
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write;
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}
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}
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format =
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^<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<
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$typedesc
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~~ ^<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<
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$typedesc
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~~ ^<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<
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$list
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.
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1
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__DATA__
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-X File a file test (-r, -x, etc)
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abs Math absolute value function
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accept Socket accept an incoming socket connect
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alarm Process schedule a SIGALRM
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atan2 Math arctangent of Y/X
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bind Socket binds an address to a socket
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binmode I/O prepare binary files on old systems
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bless Objects create an object
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caller Flow,Namespace get context of the current subroutine call
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chdir File change your current working directory
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chmod File changes the permissions on a list of files
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chomp String remove a trailing record separator from a string
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chop String remove the last character from a string
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chown File change the owership on a list of files
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chr String get character this number represents
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chroot File make directory new root for path lookups
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close I/O close file (or pipe or socket) handle
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closedir I/O close directory handle
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connect Socket connect to a remove socket
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continue Flow optional trailing block in a while or foreach
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cos Math cosine function
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crypt String one-way passwd-style encryption
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dbmclose Objects,I/O breaks binding on a tied dbm file
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dbmopen Objects,I/O create binding on a tied dbm file
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defined Misc test whether a value, variable, or function is defined
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delete HASH deletes a value from a hash
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die I/O,Flow raise an exception or bail out
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do Flow,Modules turn a BLOCK into a TERM
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dump Misc,Flow create an immediate core dump
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each HASH retrieve the next key/value pair from a hash
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endgrent User be done using group file
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endhostent User be done using hosts file
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endnetent User be done using networks file
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endprotoent Network be done using protocols file
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endpwent User be done using passwd file
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endservent Network be done using services file
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eof I/O test a filehandle for its end
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eval Flow,Misc catch exceptions or compile code
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exec Process abandon this program to run another
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exists HASH test whether a hash key is present
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exit Flow terminate this program
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exp Math raise I<e> to a power
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fcntl File file control system all
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fileno I/O return file descriptor from filehandle
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flock I/O lock an entire file with an advisory lock
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fork Process create a new process just like this one
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format I/O declare a picture format with use by the write() function
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formline Misc internal function used for formats
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getc I/O get the next character from the filehandle
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getgrent User get next group record
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getgrgid User get group record given group user ID
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getgrnam User get group record given group name
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gethostbyaddr Network get host record given its address
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gethostbyname Network get host record given name
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gethostent Network get next hosts record
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getlogin User return who logged in at this tty
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getnetbyaddr Network get network record given its address
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getnetbyname Network get networks record given name
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getnetent Network get next networks record
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getpeername Socket find the other hend of a socket connection
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getpgrp Process get process group
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getppid Process get parent process ID
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getpriority Process get current nice value
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getprotobyname Network get protocol record given name
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getprotobynumber Network get protocol record numeric protocol
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getprotoent Network get next protocols record
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getpwent User get next passwd record
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getpwnam User get passwd record given user login name
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getpwuid User get passwd record given user ID
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getservbyname Network get services record given its name
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getservbyport Network get services record given numeric port
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getservent Network get next services record
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getsockname Socket retrieve the sockaddr for a given socket
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getsockopt Socket get socket options on a given socket
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glob File expand filenames using wildcards
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gmtime Time convert UNIX time into record or string using Greenwich time
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goto Flow create spaghetti code
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grep LIST locate elements in a list test true against a given criterion
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hex Math,String convert a string to a hexadecimal number
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import Modules,Namespace patch a module's namespace into your own
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index String find a substring within a string
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int Math get the integer portion of a number
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ioctl File system-dependent device control system call
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join LIST join a list into a string using a separator
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keys HASH retrieve list of indices from a hash
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kill Process send a signal to a process or process group
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last Flow exit a block prematurely
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lc String return lower-case version of a string
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lcfirst String return a string with just the next letter in lower case
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length String return the number of bytes in a string
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link File create a hard link in the filesytem
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listen Socket register your socket as a server
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local Misc,Namespace create a temporary value for a global variable (dynamic scoping)
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localtime Time convert UNIX time into record or string using local time
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log Math retrieve the natural logarithm for a number
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lstat File stat a symbolic link
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m// Regexp match a string with a regular expression pattern
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map LIST apply a change to a list to get back a new list with the changes
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mkdir File create a directory
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msgctl SysV SysV IPC message control operations
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msgget SysV get SysV IPC message queue
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msgrcv SysV receive a SysV IPC message from a message queue
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msgsnd SysV send a SysV IPC message to a message queue
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my Misc,Namespace declare and assign a local variable (lexical scoping)
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next Flow iterate a block prematurely
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no Modules unimport some module symbols or semantics at compile time
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package Modules,Objects,Namespace declare a separate global namespace
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prototype Flow,Misc get the prototype (if any) of a subroutine
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oct String,Math convert a string to an octal number
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open File open a file, pipe, or descriptor
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opendir File open a directory
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ord String find a character's numeric representation
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pack Binary,String convert a list into a binary representation
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pipe Process open a pair of connected filehandles
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pop ARRAY remove the last element from an array and return it
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pos Regexp find or set the offset for the last/next m//g search
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print I/O output a list to a filehandle
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printf I/O output a formatted list to a filehandle
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push ARRAY append one or more elements to an array
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q/STRING/ String singly quote a string
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qq/STRING/ String doubly quote a string
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quotemeta Regexp quote regular expression magic characters
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qw/STRING/ LIST quote a list of words
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qx/STRING/ Process backquote quote a string
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rand Math retrieve the next pseudorandom number
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read I/O,Binary fixed-length buffered input from a filehandle
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readdir I/O get a directory from a directory handle
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readlink File determine where a symbolic link is pointing
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recv Socket receive a message over a Socket
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redo Flow start this loop iteration over again
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ref Objects find out the type of thing being referenced
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rename File change a filename
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require Modules load in external functions from a library at runtime
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reset Misc clear all variables of a given name
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return Flow get out of a function early
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reverse String,LIST flip a string or a list
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rewinddir I/O reset directory handle
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rindex String right-to-left substring search
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rmdir File remove a directory
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s/// Regexp replace a pattern with a string
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scalar Misc force a scalar context
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seek I/O reposition file pointer for random-access I/O
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seekdir I/O reposition directory pointer
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select I/O reset default output or do I/O multiplexing
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semctl SysV SysV semaphore control operations
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semget SysV get set of SysV semaphores
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semop SysV SysV semaphore operations
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send Socket send a message over a socket
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setgrent User prepare group file for use
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sethostent Network prepare hosts file for use
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setnetent Network prepare networks file for use
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setpgrp Process set the process group of a process
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setpriority Process set a process's nice value
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setprotoent Network prepare protocols file for use
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setpwent User prepare passwd file for use
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setservent Network prepare services file for use
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setsockopt Socket set some socket options
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shift ARRAY remove the first element of an array, and return it
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shmctl SysV SysV shared memory operations
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shmget SysV get SysV shared memory segment identifier
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shmread SysV read SysV shared memory
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shmwrite SysV write SysV shared memory
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shutdown Socket close down just half of a socket connection
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sin Math return the sin of a number
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sleep Process block for some number of seconds
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socket Socket create a socket
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socketpair Socket create a pair of sockets
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sort LIST sort a list of values
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splice ARRAY add or remove elements anywhere in an array
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split Regexp split up a string using a regexp delimiter
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sprintf String formatted print into a string
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sqrt Math square root function
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srand Math seed the random number generator
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stat File get a file's status information
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study Regexp optimize input data for repeated searches
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sub Flow declare a subroutine, possibly anonymously
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substr String get or alter a portion of a stirng
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symlink File create a symbolic link to a file
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syscall I/O,Binary execute an arbitrary system call
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sysread I/O,Binary fixed-length unbuffered input from a filehandle
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system Process run a separate program
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syswrite I/O,Binary fixed-length unbuffered output to a filehandle
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tell I/O get current seekpointer on a filehandle
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telldir I/O get current seekpointer on a directory handle
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tie Objects bind a variable to an object class
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time Time return number of seconds since 1970
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times Process,Time return elapsed time for self and child processes
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tr/// String transliterate a string
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truncate I/O shorten a file
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uc String return upper-case version of a string
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ucfirst String return a string with just the next letter in upper case
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umask File set file creation mode mask
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undef Misc remove a variable or function definition
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unlink File remove one link to a file
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unpack Binary,LIST convert binary structure into normal perl variables
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unshift ARRAY prepend more elements to the beginning of a list
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untie Objects break a tie binding to a variable
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use Modules,Namespace load a module and import its namespace
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use Objects load in a module at compile time
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utime File set a file's last access and modify times
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values HASH return a list of the values in a hash
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vec Binary test or set particular bits in a string
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wait Process wait for any child process to die
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waitpid Process wait for a particular child process to die
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wantarray Misc,Flow get list vs array context of current subroutine call
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warn I/O print debugging info
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write I/O print a picture record
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y/// String transliterate a string
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