文件wk
northwest NW Joel Craig 3.0 .98 3 4
western WE Sharon Kelly 5.3 .97 5 23
southwest SW Chris Foster 2.7 .8 2 18
southern SO May Chin 5.1 .95 4 15
southeast SE Derek Johnson 4.0 .7 4 17
eastern EA Susan Beal 4.4 .84 5 20
northeast NE TJ Nichols 5.1 .94 3 13
north NO Val Shultz 4.5 .89 5 9
central CT Sheri Watson 5.7 .94 5 13
用命令sed 's/ \([A-Z][a-z][a-z]*\) \([A-Z][a-z]* \)/ \2 \1/g' wk为什么不可以达到和命令 sed 's/ \([a-zA-Z]\+\) \([a-zA-Z]\+\)\( \+[0-9]\)/ \2 \1\3/' wk一样的结果?
不可以用大写字母后面一个小写字母做特征.必须用空格和数字吗?
northwest NW Craig Joel 3.0 .98 3 4
western WE Kelly Sharon 5.3 .97 5 23
southwest SW Foster Chris 2.7 .8 2 18
southern SO Chin May 5.1 .95 4 15
southeast SE Johnson Derek 4.0 .7 4 17
eastern EA Beal Susan 4.4 .84 5 20
northeast NE Nichols TJ 5.1 .94 3 13
north NO Shultz Val 4.5 .89 5 9
central CT Watson Sheri 5.7 .94 5 13
[ 本帖最后由 dearvoid 于 2008-6-16 12:24 编辑 ]
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