我有一个由 4 行的几个段落（超过 2000 个）组成的文件。对于每个段落，我需要匹配括号之间的内容，如下例所示。
所以对于每一段，
我希望它足够清楚。
--输入--
A1 [A3 A4 A5] A2
B1 [B3 B4 B5] B2
C1 [C3 C4] C2
D1 [D3 D4] D2
E1 [E3 E4 E5] E2
F1 [F3 F4 F5] F2
G1 [G3 G4] G2
H1 [H3 H4] H2
--输出--
A1 [A3 A4 A5] A2
B1 [B3 B4 B5] B2
C1 [B3 B4 B5] C2
D1 [A3 A4 A5] D2
E1 [E3 E4 E5] E2
F1 [F3 F4 F5] F2
G1 [F3 …我想删除data.txt包含keys.txt文件中第二列参数之一的每一行。
keys.txt
2 aa
2 bb
2 cc
2 dd
data.txt
1 aa It is great
1 aa I want to delete this line
1 kk Really ?
1 bb Yes, I think so.
1 bb Why ?
1 kk Because I don't like the current situation
1 ll I want to change
1 cc Indeed it's a need
1 cc Sorry
1 zz Ok !
1 kk Really ?
1 kk Because I don't …