Linux命令之grep

2018-3-22 diaba Linux

grep 同时满足多个关键字和满足任意关键字 grep 同时满足多个关键字和满足任意关键字 ① grep -E "word1|word2|word3"   file.txt    满足任意条件（word1、word2和word3之一）将匹配。 ② grep word1 file.txt | grep word2 |grep word3    必须同时满足三个条件（word1、word2和word3）才匹配。

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