18ca5fa51STim J. Robbins.\" Copyright (c) 2002, 2003 Tim J. Robbins 28ca5fa51STim J. Robbins.\" All rights reserved. 38ca5fa51STim J. Robbins.\" 48ca5fa51STim J. Robbins.\" Redistribution and use in source and binary forms, with or without 58ca5fa51STim J. Robbins.\" modification, are permitted provided that the following conditions 68ca5fa51STim J. Robbins.\" are met: 78ca5fa51STim J. Robbins.\" 1. Redistributions of source code must retain the above copyright 88ca5fa51STim J. Robbins.\" notice, this list of conditions and the following disclaimer. 98ca5fa51STim J. Robbins.\" 2. Redistributions in binary form must reproduce the above copyright 108ca5fa51STim J. Robbins.\" notice, this list of conditions and the following disclaimer in the 118ca5fa51STim J. Robbins.\" documentation and/or other materials provided with the distribution. 128ca5fa51STim J. Robbins.\" 138ca5fa51STim J. Robbins.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 148ca5fa51STim J. Robbins.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 158ca5fa51STim J. Robbins.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 168ca5fa51STim J. Robbins.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 178ca5fa51STim J. Robbins.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 188ca5fa51STim J. Robbins.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 198ca5fa51STim J. Robbins.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 208ca5fa51STim J. Robbins.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 218ca5fa51STim J. Robbins.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 228ca5fa51STim J. Robbins.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 238ca5fa51STim J. Robbins.\" SUCH DAMAGE. 248ca5fa51STim J. Robbins.\" 259e09ac85STim J. Robbins.Dd August 10, 2003 268ca5fa51STim J. Robbins.Dt GB18030 5 278ca5fa51STim J. Robbins.Os 288ca5fa51STim J. Robbins.Sh NAME 298ca5fa51STim J. Robbins.Nm gb18030 308ca5fa51STim J. Robbins.Nd "GB 18030 encoding method for Chinese text" 318ca5fa51STim J. Robbins.Sh SYNOPSIS 328ca5fa51STim J. Robbins.Nm ENCODING 338ca5fa51STim J. Robbins.Qq GB18030 348ca5fa51STim J. Robbins.Sh DESCRIPTION 358ca5fa51STim J. RobbinsThe 368ca5fa51STim J. Robbins.Nm GB18030 378ca5fa51STim J. Robbinsencoding implements GB 18030-2000, a PRC national standard for the encoding of 388ca5fa51STim J. RobbinsChinese characters. 398ca5fa51STim J. RobbinsIt is a superset of the older GB\ 2312-1980 and GBK encodings, 408ca5fa51STim J. Robbinsand incorporates Unicode's Unihan Extension A completely. 418ca5fa51STim J. RobbinsIt also provides code space for all Unicode 3.0 code points. 428ca5fa51STim J. Robbins.Pp 438ca5fa51STim J. RobbinsMultibyte characters in the 448ca5fa51STim J. Robbins.Nm GB18030 458ca5fa51STim J. Robbinsencoding can be one byte, two bytes, or 468ca5fa51STim J. Robbinsfour bytes long. 478ca5fa51STim J. RobbinsThere are a total of over 1.5 million code positions. 488ca5fa51STim J. Robbins.Pp 49b9384efcSRuslan Ermilov.No GB\ 11383-1981 Pq Tn ASCII 508ca5fa51STim J. Robbinscharacters are represented by single bytes in the range 0x00 to 0x7F. 518ca5fa51STim J. Robbins.Pp 528ca5fa51STim J. RobbinsChinese characters are represented as either two bytes or four bytes. 538ca5fa51STim J. RobbinsCharacters that are represented by two bytes begin with a byte in the range 548ca5fa51STim J. Robbins0x81-0xFE and end with a byte either in the range 0x40-0x7E or 0x80-0xFE. 558ca5fa51STim J. Robbins.Pp 568ca5fa51STim J. RobbinsCharacters that are represented by four bytes begin with a byte in the range 578ca5fa51STim J. Robbins0x81-0xFE, have a second byte in the range 0x30-0x39, a third byte in the range 588ca5fa51STim J. Robbins0x81-0xFE and a fourth byte in the range 0x30-0x39. 598ca5fa51STim J. Robbins.Sh SEE ALSO 608962b7a5STim J. Robbins.Xr euc 5 , 6116854d3cSTim J. Robbins.Xr gb2312 5 , 62dd5e8fdeSTim J. Robbins.Xr gbk 5 , 638ca5fa51STim J. Robbins.Xr utf8 5 648ca5fa51STim J. Robbins.Rs 658ca5fa51STim J. Robbins.%T "Chinese National Standard GB 18030-2000: Information Technology -- Chinese ideograms coded character set for information interchange -- Extension for the basic set" 668ca5fa51STim J. Robbins.%D "March 2000" 678ca5fa51STim J. Robbins.Re 689e09ac85STim J. Robbins.Rs 699e09ac85STim J. Robbins.%Q "The Unicode Consortium" 709e09ac85STim J. Robbins.%T "The Unicode Standard, Version 3.0" 719e09ac85STim J. Robbins.%D "2000" 729e09ac85STim J. Robbins.Re 738ca5fa51STim J. Robbins.Sh STANDARDS 748ca5fa51STim J. RobbinsThe 758ca5fa51STim J. Robbins.Nm GB18030 768ca5fa51STim J. Robbinsencoding is believed to be compatible with GB 18030-2000. 77