[email protected] writes: > It says
> Note the characters: if the EXPR is in Unicode, you will > get the number of characters, not the number of bytes. > But I prove it wrong below. > $ perl -wle 'print length "網路；"' > 9 > $ perl -wle 'print length "網路"' > 6 Those aren't Unicode strings. They're strings of bytes, and hence the behavior is as described in the documentation. If you want to put a literal Unicode string into Perl source, you have to add "use utf8" to change the default interpretation, after which you get the behavior that you're expecting. windlord:~> perl -wle 'use utf8; print length "網路；"' 3 windlord:~> perl -wle 'use utf8; print length "網路"' 2 -- Russ Allbery ([email protected]) <http://www.eyrie.org/~eagle/> -- To UNSUBSCRIBE, email to [email protected] with a subject of "unsubscribe". Trouble? Contact [email protected]
