Perl built-in functions
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Computing: Programming: Perl: built-in functions
Alphabetical
- abs(arg) - returns absolute value of arg
- accept()
- alarm($seconds) - sends an alarm signal after $seconds seconds
- atan2($y,$x) - returns the arctangend of $y/$x
- bind()
- binmode(filehandle) - sets filehandle to be treated as binary
- bless()
- caller()
- chdir()
- chmod()
- chomp()
- chop()
- chown()
- chr()
- chroot()
- close()
- closedir()
- connect()
- cos()
- crypt()
- dbmclose()
- dbmopen()
- defined()
- delete()
- die()
- do subroutine
- dump()
- each()
- endgrent
- endhostent
- endnetent
- endprotoent
- endpwent
- endservent
- eof()
- eval()
- exec()
- exists($assoc($key)) - returns TRUE if $key exists within the hash $assoc. Doesn't work with dbm hashes.
- exit()
- exp()
- fcntl()
- fileno()
- flock()
- fork
- format
- formline()
- getc()
- getgrent
- getgrgid()
- getgrnam()
- gethostbyaddr()
- gethostbyname()
- gethostent
- getlogin
- getnetbyaddr()
- getnetbyname()
- getnetent
- getpeername()
- getpgrp()
- getppid
- getpriority()
- getprotobyname()
- getprotobynumber()
- getprotoent
- getpwent
- getpwnam()
- getpwuid()
- getserverbyname()
- getserverbyport()
- getservent
- getsockname()
- getsockopt()
- glob()
- gmtime()
- goto()
- grep()
- hex()
- index()
- int()
- ioctl()
- join()
- keys()
- kill()
- last()
- lc(string) - returns string in lowercase
- lcfirst(string) - returns string with first character lowercased