warn LIST Prints the value of LIST to STDERR. If the last element of LIST does not end in a newline, it appends the same file/line number

getlogin This implements the C library function of the same name, which on most systems returns the current login from /etc/utmp, if

splice ARRAY,OFFSET,LENGTH,LIST splice ARRAY,OFFSET,LENGTH splice ARRAY,OFFSET splice

q/STRING/

getprotobynumber NUMBER

s/// The substitution operator. See Regexp Quote-Like Operators

getpwent

setsockopt SOCKET,LEVEL,OPTNAME,OPTVAL Sets the socket option requested. Returns

__SUB__ A special token that returns a reference to the current subroutine, or

reverse LIST In list context, returns a list value consisting of the elements of LIST in the opposite order. In scalar context, concatenates