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PERL Function Reference

ntcmds00000000.gif

H  

ntcmds00000001.gif hex convert a string to a hexadecimal number
   
I  

ntcmds00000001.gif import patch a module's namespace into your own
ntcmds00000001.gif int get the integer portion of a number
ntcmds00000001.gif ioctl system-dependent device control system call
   
J  

ntcmds00000001.gif join join a list into a string using a separator
   
K  

ntcmds00000001.gif keys retrieve list of indices from a hash
ntcmds00000001.gif kill send a signal to a process or process group
   
L  

ntcmds00000001.gif last exit a block prematurely
ntcmds00000001.gif lc return lower-case version of a string
ntcmds00000001.gif lcfirst return a string with just the next letter in lower case
ntcmds00000001.gif length return the number of bytes in a string
ntcmds00000001.gif link create a hard link in the filesytem
ntcmds00000001.gif listen register your socket as a server
ntcmds00000001.gif local create a temporary value for a global variable (dynamic scoping)
ntcmds00000001.gif localtime convert UNIX time into record or string using local time
ntcmds00000001.gif log retrieve the natural logarithm for a number
ntcmds00000001.gif lstat stat a symbolic link
   
M  

ntcmds00000001.gif m// match a string with a regular expression pattern
ntcmds00000001.gif map apply a change to a list to get back a new list with the changes
ntcmds00000001.gif mkdir create a directory
ntcmds00000001.gif msgctl SysV IPC message control operations
ntcmds00000001.gif msgget get SysV IPC message queue
ntcmds00000001.gif msgrcv receive a SysV IPC message from a message queue
ntcmds00000001.gif msgsnd send a SysV IPC message to a message queue
ntcmds00000001.gif my declare and assign a local variable (lexical scoping)
   
N  

ntcmds00000001.gif next iterate a block prematurely
ntcmds00000001.gif no unimport some module symbols or semantics at compile time
   
O  

ntcmds00000001.gif oct convert a string to an octal number
ntcmds00000001.gif open open a file, pipe, or descriptor
ntcmds00000001.gif opendir open a directory
ntcmds00000001.gif ord find a character's numeric representation
   
P  

ntcmds00000001.gif pack convert a list into a binary representation
ntcmds00000001.gif package declare a separate global namespace
ntcmds00000001.gif pipe open a pair of connected filehandles
ntcmds00000001.gif pop remove the last element from an array and return it
ntcmds00000001.gif pos find or set the offset for the last/next m//g search
ntcmds00000001.gif print output a list to a filehandle
ntcmds00000001.gif printf output a formatted list to a filehandle
ntcmds00000001.gif prototype get the prototype (if any) of a subroutine
ntcmds00000001.gif push append one or more elements to an array
   
Q  

ntcmds00000001.gif q/STRING/ singly quote a string
ntcmds00000001.gif qq/STRING/ doubly quote a string
ntcmds00000001.gif quotemeta quote regular expression magic characters
ntcmds00000001.gif qw/STRING/ quote a list of words
ntcmds00000001.gif qx/STRING/
backquote quote a string

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