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Pod/Functions.pm  view on Meta::CPAN

caller	Flow,Namespace	get context of the current subroutine call
chdir	File	change your current working directory
chmod	File	changes the permissions on a list of files
chomp	String 	remove a trailing record separator from a string
chop	String 	remove the last character from a string
chown	File	change the owership on a list of files
chr	String 	get character this number represents
chroot	File	make directory new root for path lookups
close	I/O	close file (or pipe or socket) handle
closedir	I/O	close directory handle
connect	Socket	connect to a remote socket
continue	Flow	optional trailing block in a while or foreach 
cos	Math	cosine function
crypt	String	one-way passwd-style encryption
dbmclose	Objects,I/O	breaks binding on a tied dbm file
dbmopen	Objects,I/O	create binding on a tied dbm file
defined	Misc	test whether a value, variable, or function is defined
delete	HASH	deletes a value from a hash
die	I/O,Flow	raise an exception or bail out
do	Flow,Modules	turn a BLOCK into a TERM
dump	Misc,Flow	create an immediate core dump
each	HASH	retrieve the next key/value pair from a hash
endgrent	User	be done using group file
endhostent	User	be done using hosts file
endnetent	User	be done using networks file
endprotoent	Network	be done using protocols file
endpwent	User	be done using passwd file
endservent	Network	be done using services file
eof	I/O	test a filehandle for its end
eval	Flow,Misc	catch exceptions or compile and run code
exec	Process	abandon this program to run another
exists	HASH	test whether a hash key is present
exit	Flow	terminate this program
exp	Math	raise I<e> to a power
fcntl	File	file control system call
fileno	I/O	return file descriptor from filehandle
flock	I/O	lock an entire file with an advisory lock
fork	Process	create a new process just like this one
format	I/O	declare a picture format with use by the write() function
formline	Misc	internal function used for formats
getc	I/O	get	the next character from the filehandle
getgrent	User	get next group record 
getgrgid	User	get group record given group user ID
getgrnam	User	get group record given group name
gethostbyaddr	Network	get host record given its address
gethostbyname	Network	get host record given name
gethostent	Network	get next hosts record 
getlogin	User	return who logged in at this tty
getnetbyaddr	Network	get network record given its address
getnetbyname	Network	get networks record given name
getnetent	Network	get next networks record 
getpeername	Socket	find the other end of a socket connection
getpgrp	Process	get process group
getppid	Process	get parent process ID
getpriority	Process	get current nice value
getprotobyname	Network	get protocol record given name
getprotobynumber	Network	get protocol record numeric protocol
getprotoent	Network	get next protocols record
getpwent	User	get next passwd record
getpwnam	User	get passwd record given user login name
getpwuid	User	get passwd record given user ID
getservbyname	Network	get services record given its name
getservbyport	Network	get services record given numeric port
getservent	Network	get next services record 
getsockname	Socket	retrieve the sockaddr for a given socket
getsockopt	Socket	get socket options on a given socket
glob	File		expand filenames using wildcards
gmtime	Time	convert UNIX time into record or string using Greenwich time
goto	Flow	create spaghetti code
grep	LIST	locate elements in a list test true against a given criterion
hex	Math,String	convert a string to a hexadecimal number
import	Modules,Namespace	patch a module's namespace into your own
index	String	find a substring within a string
int	Math	get the integer portion of a number
ioctl	File	system-dependent device control system call
join	LIST	join a list into a string using a separator
keys	HASH	retrieve list of indices from a hash
kill	Process	send a signal to a process or process group
last	Flow	exit a block prematurely
lc	String	return lower-case version of a string
lcfirst	String	return a string with just the next letter in lower case
length	String	return the number of bytes in a string
link	File	create a hard link in the filesytem
listen	Socket	register your socket as a server 
local	Misc,Namespace	create a temporary value for a global variable (dynamic scoping)
localtime	Time	convert UNIX time into record or string using local time
lock	Threads	get a thread lock on a variable, subroutine, or method
log	Math	retrieve the natural logarithm for a number
lstat	File	stat a symbolic link
m//	Regexp	match a string with a regular expression pattern
map	LIST	apply a change to a list to get back a new list with the changes
mkdir	File	create a directory
msgctl	SysV	SysV IPC message control operations
msgget	SysV	get SysV IPC message queue
msgrcv	SysV	receive a SysV IPC message from a message queue
msgsnd	SysV	send a SysV IPC message to a message queue
my	Misc,Namespace	declare and assign a local variable (lexical scoping)
next	Flow	iterate a block prematurely
no	Modules	unimport some module symbols or semantics at compile time
package	Modules,Objects,Namespace	declare a separate global namespace
prototype	Flow,Misc	get the prototype (if any) of a subroutine
oct	String,Math	convert a string to an octal number
open	File	open a file, pipe, or descriptor
opendir	File	open a directory
ord	String	find a character's numeric representation
our	Misc,Namespace	declare and assign a package variable (lexical scoping)
pack	Binary,String	convert a list into a binary representation
pipe	Process	open a pair of connected filehandles
pop	ARRAY	remove the last element from an array and return it
pos	Regexp	find or set the offset for the last/next m//g search
print	I/O	output a list to a filehandle
printf	I/O  	output a formatted list to a filehandle
push	ARRAY	append one or more elements to an array
q/STRING/	String	singly quote a string
qq/STRING/	String	doubly quote a string
quotemeta	Regexp	quote regular expression magic characters
qw/STRING/	LIST	quote a list of words
qx/STRING/	Process	backquote quote a string
qr/STRING/	Regexp	Compile pattern 
rand	Math	retrieve the next pseudorandom number 
read	I/O,Binary	fixed-length buffered input from a filehandle