GB18030narrowmultibyteencodingstd::ofstream("text.txt")<<"\x7a"//letter'z',U+007a"\x81\x30\x89\x38"//letter'ß',U+00df"\xcb
=0x0B50=0x1B75=0x2B110=0x3B134=0x4B150=0x5B200=0x6B300=0x7B600=0x8B1200=0x9B1800=0xaB2400=0xbB4800=0xcB9600
在非UTF模式下,如果正在使用法语区域设置的字符表,\xc8-\xcb在两种情况下都匹配带重音的E字符。