Vim、iconv和x2B；nr2char和iconv+&引用\x、 "；_Vim_Utf 8

Vim、iconv和x2B；nr2char和iconv+&引用\x、 "；

vim utf-8

Vim、iconv和x2B；nr2char和iconv+&引用\x、 "；,vim,utf-8,Vim,Utf 8,输出«？？»和 echo strtrans(iconv( "\x80", "utf-8", "utf-32")) 输出«»。为什么? 因为nr2char（0x80）导致U+0080，这等于“\xc2\x80”。并且“\x80”不是有效的utf-8字符串 echo strtrans(iconv(nr2char(0x80), "utf-8", "utf-32")) (zyx:~) % LANG=C vim --version VIM - Vi IMproved 7.2 (2008 A

输出«？？»和

echo strtrans(iconv(       "\x80", "utf-8", "utf-32"))

输出«»。为什么?

因为

nr2char（0x80）

导致

U+0080

，这等于

“\xc2\x80”

。并且

“\x80”

不是有效的utf-8字符串

echo strtrans(iconv(nr2char(0x80), "utf-8", "utf-32"))

(zyx:~) % LANG=C vim --version
VIM - Vi IMproved 7.2 (2008 Aug 9, compiled Feb 12 2010 07:37:05)
Included patches: 1-303                                          
Modified by Gentoo-7.2.303