001、
[root@PC1 test03]# ls
file.txt
[root@PC1 test03]# cat file.txt ## 测试数据
match
random text line 1
match
match
match
random text line 2
match
random text line 3
match
match
random text line 4
match
random text line 5
match
random text line 6
match
random text line 7
match
random text line 8
match
match
random text line 9 ## 输出连续匹配字符的下一行
[root@PC1 test03]# awk '{if($0 ~ /^match$/) {count++; next}; if(count > 1) {print $0}; count = 0}' file.txt
random text line 2
random text line 4
random text line 9
参考：https://www.codenong.com/39600858/
标签：字符,匹配,text,random,file,linux,line,txt,match From： https://www.cnblogs.com/liujiaxin2018/p/17534179.html