From: matz@... (Yukihiro Matsumoto) Date: 2000-04-20T14:53:42+09:00 Subject: [ruby-talk:02521] Re: frozen behavior In message "[ruby-talk:02519] Re: frozen behavior" on 00/04/20, Yukihiro Matsumoto writes: || Trying to modify String "Struct": can't modify frozen object || Trying to modify String "File": can't modify frozen object || Trying to modify String "Errno": can't modify frozen object | |I have no idea why they are frozen. I'll check on them. Checked. They are internal shared string created by rb_str_dup(). matz.