批处理实现ANSI和UTF-8编码互转

::UTF-8 to ANSI

::UTF-8 → Unicode

CHCP 65001

::如果输入的 UTF-8 没有 BOM，%~dpn1_unicode-without-BOM.txt 打开乱码

CMD /D /U /C TYPE %~1 > %~dpn1_unicode-without-BOM.txt

::取得 Unicode BOM

ECHO.//4=>U.bom

certutil -decode -f U.bom U.bom >NUL

::Unicode → Unicode BOM

CHCP 936

MOVE /y U.bom %~dpn1_Unicode-BOM.txt >NUL

TYPE %~dpn1_unicode-without-BOM.txt >> %~dpn1_Unicode-BOM.txt

::Unicode BOM → ANSI

TYPE %~dpn1_Unicode-BOM.txt > %~dpn1_ANSI.txt

DEL /Q /F %~dpn1_unicode-without-BOM.txt %~dpn1_Unicode-BOM.txt

:: ANSI To UTF-8

@ECHO OFF

SETLOCAL EnableDelayedExpansion

:: Get BOM(Byte order mark): ZERO WIDTH NO-BREAK SPACE

:: "绿图" in unicode: \u7eff\u56fe

SET GBK=绿图

CHCP 1252 >NUL

FOR /F %%a IN ('CMD/D/U/C ECHO !GBK!') DO SET b=%%a

:: Use UTF-16 Little-Endian

SET HEAD=!b:~0,1!!b:~2,1!

SET /P=!HEAD!<nul>U.BOM

::ANSI → Unicode BOM

CHCP 936

MOVE /y U.BOM %~dpn1_Unicode-BOM.txt

CMD /D /U /C TYPE %~1 >> %~dpn1_Unicode-BOM.txt

::Unicode BOM → UTF-8

CHCP 65001

TYPE %~dpn1_Unicode-BOM.txt > %~dpn1_UTF-8.txt

DEL %~dpn1_Unicode-BOM.txt

CHCP 936

原文链接https://www.52pojie.cn/thread-902239-1-1.html