1 package Pod::Functions;
8 @EXPORT = qw(%Kinds %Type %Flavor %Type_Description @Type_Order);
11 'ARRAY' => 'Functions for real @ARRAYs',
12 'Binary' => 'Functions for fixed length data or records',
13 'File' => 'Functions for filehandles, files, or directories',
14 'Flow' => 'Keywords related to control flow of your perl program',
15 'HASH' => 'Functions for real %HASHes',
16 'I/O' => 'Input and output functions',
17 'LIST' => 'Functions for list data',
18 'Math' => 'Numeric functions',
19 'Misc' => 'Miscellaneous functions',
20 'Modules' => 'Keywords related to perl modules',
21 'Network' => 'Fetching network info',
22 'Objects' => 'Keywords related to classes and object-orientedness',
23 'Process' => 'Functions for processes and process groups',
24 'Regexp' => 'Regular expressions and pattern matching',
25 'Socket' => 'Low-level socket functions',
26 'String' => 'Functions for SCALARs or strings',
27 'SysV' => 'System V interprocess communication functions',
28 'Time' => 'Time-related functions',
29 'User' => 'Fetching user and group info',
30 'Namespace' => 'Keywords altering or affecting scoping of identifiers',
60 ($name, $type, $text) = split " ", $_, 3;
62 $Flavor{$name} = $text;
63 for $type ( split /[,\s]+/, $type ) {
64 push @{$Kinds{$type}}, $name;
69 foreach $type ( @Type_Order ) {
70 $list = join(", ", sort @{$Kinds{$type}});
71 $typedesc = $Type_Description{$type} . ":";
78 ^<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<
80 ~~ ^<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<
82 ~~ ^<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<
89 -X File a file test (-r, -x, etc)
90 abs Math absolute value function
91 accept Socket accept an incoming socket connect
92 alarm Process schedule a SIGALRM
93 atan2 Math arctangent of Y/X
94 bind Socket binds an address to a socket
95 binmode I/O prepare binary files on old systems
96 bless Objects create an object
97 caller Flow,Namespace get context of the current subroutine call
98 chdir File change your current working directory
99 chmod File changes the permissions on a list of files
100 chomp String remove a trailing record separator from a string
101 chop String remove the last character from a string
102 chown File change the owership on a list of files
103 chr String get character this number represents
104 chroot File make directory new root for path lookups
105 close I/O close file (or pipe or socket) handle
106 closedir I/O close directory handle
107 connect Socket connect to a remove socket
108 continue Flow optional trailing block in a while or foreach
109 cos Math cosine function
110 crypt String one-way passwd-style encryption
111 dbmclose Objects,I/O breaks binding on a tied dbm file
112 dbmopen Objects,I/O create binding on a tied dbm file
113 defined Misc test whether a value, variable, or function is defined
114 delete HASH deletes a value from a hash
115 die I/O,Flow raise an exception or bail out
116 do Flow,Modules turn a BLOCK into a TERM
117 dump Misc,Flow create an immediate core dump
118 each HASH retrieve the next key/value pair from a hash
119 endgrent User be done using group file
120 endhostent User be done using hosts file
121 endnetent User be done using networks file
122 endprotoent Network be done using protocols file
123 endpwent User be done using passwd file
124 endservent Network be done using services file
125 eof I/O test a filehandle for its end
126 eval Flow,Misc catch exceptions or compile code
127 exec Process abandon this program to run another
128 exists HASH test whether a hash key is present
129 exit Flow terminate this program
130 exp Math raise I<e> to a power
131 fcntl File file control system all
132 fileno I/O return file descriptor from filehandle
133 flock I/O lock an entire file with an advisory lock
134 fork Process create a new process just like this one
135 format I/O declare a picture format with use by the write() function
136 formline Misc internal function used for formats
137 getc I/O get the next character from the filehandle
138 getgrent User get next group record
139 getgrgid User get group record given group user ID
140 getgrnam User get group record given group name
141 gethostbyaddr Network get host record given its address
142 gethostbyname Network get host record given name
143 gethostent Network get next hosts record
144 getlogin User return who logged in at this tty
145 getnetbyaddr Network get network record given its address
146 getnetbyname Network get networks record given name
147 getnetent Network get next networks record
148 getpeername Socket find the other hend of a socket connection
149 getpgrp Process get process group
150 getppid Process get parent process ID
151 getpriority Process get current nice value
152 getprotobyname Network get protocol record given name
153 getprotobynumber Network get protocol record numeric protocol
154 getprotoent Network get next protocols record
155 getpwent User get next passwd record
156 getpwnam User get passwd record given user login name
157 getpwuid User get passwd record given user ID
158 getservbyname Network get services record given its name
159 getservbyport Network get services record given numeric port
160 getservent Network get next services record
161 getsockname Socket retrieve the sockaddr for a given socket
162 getsockopt Socket get socket options on a given socket
163 glob File expand filenames using wildcards
164 gmtime Time convert UNIX time into record or string using Greenwich time
165 goto Flow create spaghetti code
166 grep LIST locate elements in a list test true against a given criterion
167 hex Math,String convert a string to a hexadecimal number
168 import Modules,Namespace patch a module's namespace into your own
169 index String find a substring within a string
170 int Math get the integer portion of a number
171 ioctl File system-dependent device control system call
172 join LIST join a list into a string using a separator
173 keys HASH retrieve list of indices from a hash
174 kill Process send a signal to a process or process group
175 last Flow exit a block prematurely
176 lc String return lower-case version of a string
177 lcfirst String return a string with just the next letter in lower case
178 length String return the number of bytes in a string
179 link File create a hard link in the filesytem
180 listen Socket register your socket as a server
181 local Misc,Namespace create a temporary value for a global variable (dynamic scoping)
182 localtime Time convert UNIX time into record or string using local time
183 log Math retrieve the natural logarithm for a number
184 lstat File stat a symbolic link
185 m// Regexp match a string with a regular expression pattern
186 map LIST apply a change to a list to get back a new list with the changes
187 mkdir File create a directory
188 msgctl SysV SysV IPC message control operations
189 msgget SysV get SysV IPC message queue
190 msgrcv SysV receive a SysV IPC message from a message queue
191 msgsnd SysV send a SysV IPC message to a message queue
192 my Misc,Namespace declare and assign a local variable (lexical scoping)
193 next Flow iterate a block prematurely
194 no Modules unimport some module symbols or semantics at compile time
195 package Modules,Objects,Namespace declare a separate global namespace
196 prototype Flow,Misc get the prototype (if any) of a subroutine
197 oct String,Math convert a string to an octal number
198 open File open a file, pipe, or descriptor
199 opendir File open a directory
200 ord String find a character's numeric representation
201 pack Binary,String convert a list into a binary representation
202 pipe Process open a pair of connected filehandles
203 pop ARRAY remove the last element from an array and return it
204 pos Regexp find or set the offset for the last/next m//g search
205 print I/O output a list to a filehandle
206 printf I/O output a formatted list to a filehandle
207 push ARRAY append one or more elements to an array
208 q/STRING/ String singly quote a string
209 qq/STRING/ String doubly quote a string
210 quotemeta Regexp quote regular expression magic characters
211 qw/STRING/ LIST quote a list of words
212 qx/STRING/ Process backquote quote a string
213 rand Math retrieve the next pseudorandom number
214 read I/O,Binary fixed-length buffered input from a filehandle
215 readdir I/O get a directory from a directory handle
216 readlink File determine where a symbolic link is pointing
217 recv Socket receive a message over a Socket
218 redo Flow start this loop iteration over again
219 ref Objects find out the type of thing being referenced
220 rename File change a filename
221 require Modules load in external functions from a library at runtime
222 reset Misc clear all variables of a given name
223 return Flow get out of a function early
224 reverse String,LIST flip a string or a list
225 rewinddir I/O reset directory handle
226 rindex String right-to-left substring search
227 rmdir File remove a directory
228 s/// Regexp replace a pattern with a string
229 scalar Misc force a scalar context
230 seek I/O reposition file pointer for random-access I/O
231 seekdir I/O reposition directory pointer
232 select I/O reset default output or do I/O multiplexing
233 semctl SysV SysV semaphore control operations
234 semget SysV get set of SysV semaphores
235 semop SysV SysV semaphore operations
236 send Socket send a message over a socket
237 setgrent User prepare group file for use
238 sethostent Network prepare hosts file for use
239 setnetent Network prepare networks file for use
240 setpgrp Process set the process group of a process
241 setpriority Process set a process's nice value
242 setprotoent Network prepare protocols file for use
243 setpwent User prepare passwd file for use
244 setservent Network prepare services file for use
245 setsockopt Socket set some socket options
246 shift ARRAY remove the first element of an array, and return it
247 shmctl SysV SysV shared memory operations
248 shmget SysV get SysV shared memory segment identifier
249 shmread SysV read SysV shared memory
250 shmwrite SysV write SysV shared memory
251 shutdown Socket close down just half of a socket connection
252 sin Math return the sin of a number
253 sleep Process block for some number of seconds
254 socket Socket create a socket
255 socketpair Socket create a pair of sockets
256 sort LIST sort a list of values
257 splice ARRAY add or remove elements anywhere in an array
258 split Regexp split up a string using a regexp delimiter
259 sprintf String formatted print into a string
260 sqrt Math square root function
261 srand Math seed the random number generator
262 stat File get a file's status information
263 study Regexp optimize input data for repeated searches
264 sub Flow declare a subroutine, possibly anonymously
265 substr String get or alter a portion of a stirng
266 symlink File create a symbolic link to a file
267 syscall I/O,Binary execute an arbitrary system call
268 sysread I/O,Binary fixed-length unbuffered input from a filehandle
269 system Process run a separate program
270 syswrite I/O,Binary fixed-length unbuffered output to a filehandle
271 tell I/O get current seekpointer on a filehandle
272 telldir I/O get current seekpointer on a directory handle
273 tie Objects bind a variable to an object class
274 time Time return number of seconds since 1970
275 times Process,Time return elapsed time for self and child processes
276 tr/// String transliterate a string
277 truncate I/O shorten a file
278 uc String return upper-case version of a string
279 ucfirst String return a string with just the next letter in upper case
280 umask File set file creation mode mask
281 undef Misc remove a variable or function definition
282 unlink File remove one link to a file
283 unpack Binary,LIST convert binary structure into normal perl variables
284 unshift ARRAY prepend more elements to the beginning of a list
285 untie Objects break a tie binding to a variable
286 use Modules,Namespace load a module and import its namespace
287 use Objects load in a module at compile time
288 utime File set a file's last access and modify times
289 values HASH return a list of the values in a hash
290 vec Binary test or set particular bits in a string
291 wait Process wait for any child process to die
292 waitpid Process wait for a particular child process to die
293 wantarray Misc,Flow get list vs array context of current subroutine call
294 warn I/O print debugging info
295 write I/O print a picture record
296 y/// String transliterate a string