You are viewing the version of this documentation from Perl blead. This is the main development branch of Perl. (git commit 23257acb8515e4e74c43313db17f2043152ff348)
HANDLE->format_page_number(EXPR)
$FORMAT_PAGE_NUMBER
$%

The current page number of the currently selected output channel.

Mnemonic: % is page number in nroff.