|
Tags is a Unicode block containing formatting characters. U+E0001, U+E0020–U+E007E, and U+E007F were originally intended for invisibly tagging texts by language〔(【引用サイトリンク】title=RFC2482: Language Tagging in Unicode Plain Text )〕 but that use is no longer recommended.〔(【引用サイトリンク】title=RFC6082: Deprecating Unicode Language Tag Characters: RFC 2482 is Historic )〕 All of those characters were deprecated in Unicode 5.1. With the release of Unicode 8.0, U+E0020–U+E007E are no longer deprecated characters. (U+E0001 LANGUAGE TAG and U+E007F CANCEL TAG remain deprecated.) The change was made "to clear the way for the potential future use of tag characters for a purpose other than to represent language tags".〔(【引用サイトリンク】title=Unicode 8.0.0, Implications for Migration )〕 Unicode states that "the use of tag characters to represent language tags in a plain text stream is still a deprecated mechanism for conveying language information about text.〔 == References == 抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「Tags (Unicode block)」の詳細全文を読む スポンサード リンク
|