Shell 编程 paste and splite

paste -d :

[oracle@oracle test]$ cat a.txt
1
2
3
SERVERID=<SERVERID>
4
[oracle@oracle test]$ cat b.txt
5555
<SERVERID>
<SERVER_NAME> fdsaf
[oracle@oracle test]$ paste a.txt b.txt
1       5555
2 <SERVERID>
3 <SERVER_NAME> fdsaf
SE



[oracle@oracle test]$ paste -d: a.txt b.txt
1:5555
2:<SERVERID>
3:<SERVER_NAME> fdsaf
SERVERID=<SERVERID>:
4:
--------------------------------------------------
-: 这个选项也很有用
[oracle@oracle tmp]$ ls
1-200W.csv  3.txt     b               grade.txt   passwd.bak  test            x
1.awk       5000.csv  bnz.txt         i           p.sed       time_cron_test
1.txt       5000.new  calc.sh         ora         quote.txt   video.txt
2.txt       a         fieldcheck.awk  passwd.awk  result.txt  v.txt
[oracle@oracle tmp]$ ls | paste - - -
1-200W.csv      1.awk   1.txt
2.txt   3.txt   5000.csv
5000.new        a       b
bnz.txt calc.sh fieldcheck.awk
grade.txt       i       ora
passwd.awk      passwd.bak      p.sed
quote.txt       result.txt      test
time_cron_test  video.txt       v.txt
x
--------------------------------------------------
-s： 按照行粘贴
ls | paste -s 所有文件名 合并成一行

split filename
分割文件大小，一个文件1k 行，默认，例如a.txt 2800 行
split filename
分三个文件： 1k 1k 800 行
split -n filename