Ansi,Unicode(little endian),Unicode big endian,UTF-8编码文件相互转换
OptionExplicitPrivateDeclareFunctionMultiByteToWideCharLib"kernel32.dll"(ByValCodePageAsLong,ByValdwFlagsAsLong,ByVallpMultiByteStrAsString,ByValcchMultiByteAsLong,ByVallpWideCharStrAsString,ByValcchW