PerlIO::utf8_strict - Fast and correct UTF-8 IO
open my $fh, '<:utf8_strict', $filename;
This module provides a fast and correct UTF-8 PerlIO layer. Unlike perl's default
:utf8 layer it checks the input for correctness.
PerlIO::utf8_strict exports no subroutines or symbols, just a perl layer
(F) Encountered an ill-formed UTF-8 octet sequence. <%s> contains a hexadecimal representation of the maximal subpart of the ill-formed subsequence.
(F) Noncharacters is permanently reserved for internal use and that should never be interchanged. Noncharacters consist of the values U+nFFFE and U+nFFFF (where n is from 0 to 10^16) and the values U+FDD0..U+FDEF.
This software is copyright (c) 2012 by Leon Timmermans, Christian Hansen.