如何按字符数切割行成列

lingam

一个文件只有一行, 如下,共有40个字符.

AAAAAAAAAABBBBBBBBBBCCCCCCCCCCDDDDDDDDDD

按每次10个字符切割成一行, 结果为四行,每行有10个字符. 如下

AAAAAAAAAA
BBBBBBBBBB
CCCCCCCCCC
DDDDDDDDD

咋整?

WilliBhamlll

1. sed 's/.\{10\}\B/&\n/g'

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o枫叶o飘零

1. grep -oP '\w{10}'

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偷个鸡

sunzhiguolu

1. echo -n 'AAAAAAAAAABBBBBBBBBBCCCCCCCCCCDDDDDDDDDDE'|perl -0ne 'while($n<length){print substr($_,$n,10),"\n";$n+=10}'

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moperyblue

1. fold -10
   
2. grep -oP '.{10}'
   
3. sed 's/.\B/&\n/10;P;D'
   
4. awk -vRS='.{10}' '{$0=RT}NF'

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zy86416779

1. [root@CentOS_6 tmp]# sed -f 1.sed 1.txt
   
2. AAAAAAAAAA
   
3. BBBBBBBBBB
   
4. CCCCCCCCCC
   
5. DDDDDDDDDD
   
6. [root@CentOS_6 tmp]# cat 1.sed
   
7. s/\(A*A\)\(B*B\)\(C*C\)\(D*D\)/\1\
   
8. \2\
   
9. \3\
   
10. \4/

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jcdiy0601

1. sed -r 's/[A-Z]{10}/&\n/g' file

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重楼君

1. $ echo "AAAAAAAAAABBBBBBBBBBCCCCCCCCCCDDDDDDDDDD"|awk '{for(i=1;i<=31;i+=10){print substr($0,i,10)}}'
   
2. AAAAAAAAAA
   
3. BBBBBBBBBB
   
4. CCCCCCCCCC
   
5. DDDDDDDDDD

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