Support encodings

encodings

cp037 | cp437 | cp500 | cp737 | cp775 | cp850 | cp852 | cp855 | cp857 | cp860 | cp861 | cp862 | cp863 | cp864 | cp865 | cp866 | cp869 | cp874 | cp875 | cp932 | cp936 | cp949 | cp950 | cp1026 | cp1250 | cp1251 | cp1252 | cp1253 | cp1254 | cp1255 | cp1256 | cp1257 | cp1258 | cp10000 | cp10006 | cp10007 | cp10029 | cp10079 | cp10081 | utf8 | utf16 | utf16le | utf16be | utf32 | utf32le | utf32be

encoding alias table

| gbk | cp936 | |:------|:------| | big5 | cp950 | see mbcs.conf for encoding config details.

Why?

| Compare | erlang-mbcs | cean-iconv | |:---------------------|:------------|:-----------| |unicode support | Yes | No | |regex(re.erl) support | Yes | No | |error strategy | Yes | No | |pure erlang | Yes | No |

Interface

see mb.html http://erlang-mbcs.googlecode.com/svn/trunk/doc/mb.html and mb.erl http://erlang-mbcs.googlecode.com/svn/trunk/src/mb.erl for detail.

Examples

**NOTE: these examples are running in werl，(werl think "世界，你好" as unicode) ``` Erlang R13B03 (erts-5.7.4) [smp:2:2] [rq:2] [async-threads:0]

Eshell V5.7.4 (abort with ^G) 1> l(mbcs). {module,mb}

2> mbcs:start(). ok

3> mbcs:encode("世界，你好", gbk). <<"ÊÀ½ç£¬ÄãºÃ">>

4> mbcs:encode("世界，你好", big5). <<"¥@¬É¡A§A¦n">>

5> mbcs:encode("世界，你好,我爱你们", cp950). {error,{cannot_encode,[{reson,unmapping_unicode}, {unicode,29233}, {pos,8}]}}

6> mbcs:encode("世界，你好, 我爱你们", cp950, [{error, ignore}]). <<"¥@¬É¡A§A¦n, §Ú§A">>

7> mbcs:encode("世界，你好, 我爱你们", cp950, [{error, ignore}, {return, list}]). "¥@¬É¡A§A¦n, §Ú§A"

8> mbcs:encode("世界，你好, 我爱你们", cp950, [{error, replace}, {return, list}]). "¥@¬É¡A§A¦n, §Ú?§A?"

9> mbcs:encode("世界，你好, 我爱你们", cp950, [{replace, $_}, {return, list}]). "¥@¬É¡A§A¦n, §Ú§A"

10> S=mbcs:encode("世界，你好", gbk). <<"ÊÀ½ç£¬ÄãºÃ">>

11> io:format(mbcs:decode(S, gbk)). 世界，你好ok

12> mbcs:decode(S, gbk).
[19990,30028,65292,20320,22909]

13> mbcs:decode("\xff", gbk). {error,{cannot_decode,[{reason,undefined_character}, {char,255}, {pos,1}]}}

14> mbcs:decode("\xff", cp936, [{error, ignore}]). []

15> mbcs:decode("\xff", cp936, [{error, replace}]). [65533]

16> mbcs:decode("\xff", cp936, [{replace, $_}]). "_" ```**

Implement

binary/bitstring syntax term_to_binary/binary_to_term Serialization gen_server