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发表于 2004-1-16 10:29:51
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显示全部楼层
对你的规律不太明白,是类似这样吗?
[PHP]
0$ cat a
1aaabb
1cccccc
1ddeeeee
1
1fffff
1gg
1aaabb
1cccccc
1ddeeeee
1
1fffff
1gg
0$ cat a.sed
#!/bin/sed -f
{
N; N; N; N; N
s/\n/,/g
s/,1,/, ,/g
s/,1$/, /g
s/1,$/ ,/g
s/^1//
s/,1/,/g
}
0$ sed -f a.sed a
aaabb,cccccc,ddeeeee, ,fffff,gg
aaabb,cccccc,ddeeeee, ,fffff,gg
[/PHP] |
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