paste DEMO合并文件

测试数据：

[xiluhua@vm-xiluhua][~]$ cat msn.txt

aaa bbb

bbb ccc

ccc ddd

bbb eee

aaa ccc

bbb sss

[xiluhua@vm-xiluhua][~]$ cat msn.bk

AAA BBB

BBB CCC

CCC DDD

BBB EEE

AAA CCC

BBB SSS

[xiluhua@vm-xiluhua][~]$ cat msn3.bk

aaa bbb

BBB CCC

CCC DDD

BBB EEE

AAA CCC

BBB SSS

默认方式合并：

[xiluhua@vm-xiluhua][~]$ paste msn.txt msn.bk

aaa bbb AAA BBB

bbb ccc BBB CCC

ccc ddd CCC DDD

bbb eee BBB EEE

aaa ccc AAA CCC

bbb sss BBB SSS

-d选项，指定合并时使用的分隔符：

[xiluhua@vm-xiluhua][~]$ paste -d "|" msn.txt msn.bk

aaa bbb|AAA BBB

bbb ccc|BBB CCC

ccc ddd|CCC DDD

bbb eee|BBB EEE

aaa ccc|AAA CCC

bbb sss|BBB SSS

-s选项，将每个文件的内容合并成一行后，进行比较:

[xiluhua@vm-xiluhua][~]$ paste -s msn.txt msn.bk msn3.bk

aaa bbb bbb ccc ccc ddd bbb eee aaa ccc bbb sss

AAA BBB BBB CCC CCC DDD BBB EEE AAA CCC BBB SSS

aaa bbb BBB CCC CCC DDD BBB EEE AAA CCC BBB SSS

将文件内容由一列转换为两列：

[xiluhua@vm-xiluhua][~]$ paste - - < msn.txt

aaa bbb bbb ccc

ccc ddd bbb eee

aaa ccc bbb sss

将文件内容由一列转换为两列，并使用冒号分隔：

[xiluhua@vm-xiluhua][~]$ paste -d ":" - - < msn.txt

aaa bbb:bbb ccc

ccc ddd:bbb eee

aaa ccc:bbb sss

-