$OFS

HANDLE->format_name(EXPR)

$PREMATCH

%- Similar to %+ , this variable allows access to the named capture groups in the last successful

@_ Within a subroutine the array @_ contains the parameters passed to that subroutine. Inside

$) The effective gid of this process. If you are on a machine that supports membership in multiple groups simultaneously, gives a space separated

$! When referenced, $! retrieves the current value of the C

$PROCESS_ID

$_ The default input and pattern-searching space. The following pairs are equivalent:

${^UTF8LOCALE} This variable indicates whether a UTF-8 locale was detected by perl at startup. This information is used by perl when it's in