PerlIO::mmap(3p) Perl Programmers Reference Guide PerlIO::mmap(3p) #
PerlIO::mmap(3p) Perl Programmers Reference Guide PerlIO::mmap(3p)
NNAAMMEE #
PerlIO::mmap - Memory mapped IO
SSYYNNOOPPSSIISS #
open my $fh, '<:mmap', $filename;
DDEESSCCRRIIPPTTIIOONN #
This layer does "read" and "write" operations by mmmmaapp(())ing the file if
possible, but falls back to the default behavior if not.
IIMMPPLLEEMMEENNTTAATTIIOONN NNOOTTEE #
"PerlIO::mmap" only exists to use XSLoader to load C code that provides
support for using memory mapped IO. One does not need to explicitly "use
PerlIO::mmap;".
perl v5.36.3 2023-02-15 PerlIO::mmap(3p)