==Perl Fonksiyonları==
Functions for SCALARs? or strings
chomp, chop, chr, crypt, hex, index, lc, lcfirst, length, oct, ord, pack, q/STRING/, qq/STRING/, reverse, rindex, sprintf, substr, tr///, uc, ucfirst, y///
Regular expressions and pattern matching
m//, pos, quotemeta, s///, split, study
Numeric functions
abs, atan2, cos, exp, hex, int, log, oct, rand, sin, sqrt, srand
pop, push, shift, splice, unshift
Functions for list data
grep, join, map, qw/STRING/, reverse, sort, unpack,
delete, each, exists, keys, values,
Input and output functions
binmode, close, closedir, dbmclose, dbmopen, die, eof, fileno, flock, format, getc, print, printf, read, readdir, rewinddir, seek, seekdir, select, syscall, sysread, sysseek, syswrite, tell, telldir, truncate, warn, write
Functions for fixed length data or records
pack, read, syscall, sysread, syswrite, unpack, vec
Functions for filehandles, files, or directories
-X, chdir, chmod, chown, chroot, fcntl, glob, ioctl, link, lstat, mkdir, open, opendir, readlink, rename, rmdir, stat, symlink, umask, unlink, utime, -r, -w, -x, -o, -R, -W, -X, -O, -e, -z, -s, -f, -d, -l, -p, -S, -b, -c, -t, -u, -g, -k, -T, -B, -M, -A, -C,
Keywords related to the control flow of your perl program
caller, continue, die, do, dump, eval, exit, goto, last, next, redo, return, sub, wantarray
Keywords related to scoping
caller, import, local, my, package, use
Miscellaneous functions
defined, dump, eval, formline, local, my, reset, scalar, undef, wantarray
Functions for processes and process groups
alarm, exec, fork, getpgrp, getppid, getpriority, kill, pipe, qx/STRING/, setpgrp, setpriority, sleep, system, times, wait, waitpid
Keywords related to perl modules
do, import, no, package, require, use
Keywords related to classes and object-orientedness
bless, dbmclose, dbmopen, package, ref, tie, tied, untie, use
Low-level socket functions
accept, bind, connect, getpeername, getsockname, getsockopt, listen, recv, send, setsockopt, shutdown, socket, socketpair
System V interprocess communication functions
msgctl, msgget, msgrcv, msgsnd, semctl, semget, semop, shmctl, shmget, shmread, shmwrite
Fetching user and group info
endgrent, endhostent, endnetent, endpwent, getgrent, getgrgid, getgrnam, getlogin, getpwent, getpwnam, getpwuid, setgrent, setpwent
Fetching network info
endprotoent, endservent, gethostbyaddr, gethostbyname, gethostent, getnetbyaddr, getnetbyname, getnetent, getprotobyname, getprotobynumber, getprotoent, getservbyname, getservbyport, getservent, sethostent, setnetent, setprotoent, setservent
Time-related functions
gmtime, localtime, time, times
Functions new in perl5
abs, bless, chomp, chr, exists, formline, glob, import, lc, lcfirst, map, my, no, prototype, qx, qw, readline, readpipe, ref, sub*, sysopen, tie, tied, uc, ucfirst, untie, use
* - sub was a keyword in perl4, but in perl5 it is an operator which can be used in expressions.
Functions obsoleted in perl5
dbmclose, dbmopen,