egrep 'a|d|f' x.txt licong_jay 发表于 2011-03-24 10:51
谢谢, 我前面一直用的双引号... grep "a|d|f" x.txt 这样怎么就不行呢.... grep和egrep有什么 ... joe9i0 发表于 2011-03-24 10:54
grep "a\|d\|f" x.txt findstr "a d f" x.txt ziyunfei 发表于 2011-03-24 11:06