[ http://wiki.rubyonrails.com/rails/show/HowToUseUnicodeStrings ]
"some of the String methods assume a single byte encoding and
therefore return wrong results"

SJISエヂターのばわい：

１．webrick (in script/server):

$KCODE = 'u'
require 'jcode'

2. apache, lighttpd (in dispatch.cgi or dispatch.fcgi):
#!/path/to/ruby -Ku -rjcode

3. mod_ruby
<IfModule mod_ruby.c>
RubyKanjiCode u
</IfModule>

--
ML: rails@r...
使い方: http://QuickML.com/
ML Archives: http://www.fdiary.net/ml/rails/