Issue #7574 has been updated by usa (Usaku NAKAMURA). Status changed from Open to Assigned ---------------------------------------- Bug #7574: ????????«ã?¤ã????¦ã?®ã?¨ã?©ã?¼ã?¡ã????»ã?¼ã?¸ã??æ£ã??????ªã??äº?????????? https://bugs.ruby-lang.org/issues/7574#change-34953 Author: tadf (tadayoshi funaba) Status: Assigned Priority: Low Assignee: nobu (Nobuyoshi Nakada) Category: core Target version: 2.0.0 ruby -v: ruby 2.0.0dev (2012-12-16 trunk 38415) [i686-linux] ????????«ã?¤ã????¦ã?®ã?¨ã?©ã?¼ã?¡ã????»ã?¼ã?¸ã??æ£ã??????ªã??äº????????????? $ ruby -v -e 'instance_variable_get("@foo\000")' ruby 2.0.0dev (2012-12-16 trunk 38415) [i686-linux] -e:1:in `instance_variable_get': `@foo' is not allowed as an instance variable name (NameError) $ ruby -v -e 'Object.class_variable_get("@@foo\000")' ruby 2.0.0dev (2012-12-16 trunk 38415) [i686-linux] -e:1:in `class_variable_get': `@@foo' is not allowed as a class variable name (NameError) $ ruby -v -e 'Object.const_set("FOO\000", 9)' ruby 2.0.0dev (2012-12-16 trunk 38415) [i686-linux] -e:1:in `const_set': wrong constant name FOO (NameError) $ ruby -v -e 'Object.const_get("FOO\000")' ruby 2.0.0dev (2012-12-16 trunk 38415) [i686-linux] -e:1:in `const_get': uninitialized constant FOO (NameError) $ ruby -v -e 'send("foo\000")' ruby 2.0.0dev (2012-12-16 trunk 38415) [i686-linux] -e:1:in `<main>': undefined method `foo' for main:Object (NoMethodError) -- http://bugs.ruby-lang.org/