$( The real gid of this process. If you are on a machine that supports membership in multiple groups simultaneously, gives a space separated
$<digits> ($1, $2, ...) Contains the subpattern from the corresponding set of capturing parentheses from the last successful pattern
$- The number of lines left on the page of the currently selected output channel. Mnemonic: lines_on_page -
HANDLE->format_top_name(EXPR)
@LAST_MATCH_START
$FORMAT_PAGE_NUMBER
HANDLE->input_line_number( EXPR )
$OUTPUT_RECORD_SEPARATOR
$SUBSEP
${^GLOBAL_PHASE} The current phase of the perl interpreter. Possible values are:
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