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  1. od ²é¿´ÎļþÄÚÈÝ£ºhttp://www.gnu.org/software/coreutils/manual/html_node/od-invocation.html

  2. iconv ±àÂëת»»¹¤¾ß£ºhttp://www.gnu.org/software/libiconv/

ºº×Ö

Unicode£¨ucs-2£©10½øÖƱíʾ

Utf-8

Utf-16

Utf32

ÇøλÂë

GB2312/GBK/GB18030

ÖÐ

20013

E4 B8 AD

4E2D

00004E2D

5448

D6D0

ÎÄ

25991

E6 96 87

6587

00006587

4636

CEC4

»úÆ÷»·¾³£º
os: Red Hat Enterprise Linux AS release 4
Cpu: Intel(R) Xeon(R) CPU
locale£ºLC_ALL=zh_CN.utf-8

//Éú³Éutf8±àÂëϵÄÎļþ
echo –n "ÖÐÎÄ" > foo.utf8

//¼ì²éfooµÄÄÚÈÝ£º
od -t x1 foo.utf8
0000000 e4 b8 ad e6 96 87

//ת»»Îªutf16±àÂë
iconv -f utf-8 -t utf-16 foo.utf8 > foo.utf16

//²é¿´foo.utf16ÄÚÈÝ
od -t x1 foo.utf16
0000000 ff fe 2d 4e 87 65
Ff feÊÇBOM£¨»¹¼ÇµÃÂð£¿Í¨¹ýBOMÀ´×Ö½ÚÁ÷µÄ×Ö½ÚÐò£©£¬ÆäÓಿ·ÖµÄÈ·ÊÇUTF-16LE±àÂëµÄÄÚÈÝ

//ת»»Îªutf32±àÂë
iconv -f utf-16 -t utf-32 foo.utf16 > foo.utf32

//²é¿´foo.utf32ÄÚÈÝ
od -t x1 foo.utf32
0000000 ff fe 00 00 2d 4e 00 00 87 65 00 00
Ff feÊÇBOM£¬µÄÈ·ÊÇUTF-32LE±àÂëµÄÄÚÈÝ

//ת»»Îªgb2312±àÂë
iconv -f utf-8 -t gb2312 foo.txt > foo.gb2312
od -t x1 foo.gb2312
0000000 d6 d0 ce c4

//ת»»ÎªGBK±àÂë
iconv -f utf-8 -t gbk foo.txt > foo.gbk
od -t x1 foo.gbk
0000000 d6 d0 ce c4

//ת»»ÎªGB18030±àÂë
iconv -f utf-8 -t gb18030 foo.txt > foo.gb18030
od -t x1 foo.gb18030
0000000 d6 d0 ce c4

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  2. Ö÷Òª´æÖÐÎÄ£¬¶Ô´æ´¢´óС±È½ÏÃô¸Ð£ºÄÚÍⲿ±àÂë¸ù¾ÝÎÄ×ÖʹÓ÷¶Î§Ñ¡ÔñGB2312»òÕßGBK£¬×ÔÐÐʵÏÖʹÓõ½µÄ×Ö·û´®´¦Àíº¯Êý¡£

  3. ͨÓÃÐÔµÚÒ»£¬´¦Àí¼òµ¥£ºÍⲿѡÔñUTF-8£¬ÄÚ²¿¿ÉÒÔʹÓÃUTF-8»òÕßUTF-32£¨¼´wchar_t£©

²Î¿¼×ÊÁÏ£º

http://baike.baidu.com/view/25492.htm

http://baike.baidu.com/view/25421.htm

http://baike.baidu.com/view/40801.htm

http://www.sac.gov.cn/SACSearch/search?channelid=160591&templet=gjcxjg_detail.jsp&searchword=STANDARD_CODE=’GB%202312-1980′&XZ=Q

http://www.sac.gov.cn/SACSearch/search?channelid=160591&templet=gjcxjg_detail.jsp&searchword=STANDARD_CODE=’GB%2018030-2005′&XZ=Q

http://www.sac.gov.cn/SACSearch/search?channelid=160591&templet=gjcxjg_detail.jsp&searchword=STANDARD_CODE=’GB%2013000-2010′&XZ=Q

http://www.unicode.org/

http://www.ibm.com/developerworks/cn/linux/i18n/unicode/linuni/

http://www.gnu.org/software/libc/manual/html_node/index.html

http://www.gnu.org/software/libiconv/

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责任编辑:王雪燕 来源: 搜索技术博客
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