Linux常用基本命令(paste)

paste命令

作用：合并文件

格式：

paste [option] [file]

１，把两个文件的内容，按行合并

ghostwu@dev:~/linux/paste$ ls
ghostwu1.txt  ghostwu2.txt
ghostwu@dev:~/linux/paste$ cat ghostwu1.txt 
1
2
3
4

5
6
ghostwu@dev:~/linux/paste$ cat ghostwu2.txt 
hi
hello
nihao
你好啊
how are you
fine think you
ghostwu@dev:~/linux/paste$ paste ghostwu1.txt ghostwu2.txt 
1    hi
2    hello
3    nihao
4    你好啊
    how are you
5    fine think you
6    
ghostwu@dev:~/linux/paste$ 

-d 指定分隔符

ghostwu@dev:~/linux/paste$ paste -d : ghostwu1.txt ghostwu2.txt 
1:hi
2:hello
3:nihao
4:你好啊
:how are you
5:fine think you
6:

-s 每个文件占用一行

ghostwu@dev:~/linux/paste$ paste -s ghostwu1.txt 
1    2    3    4        5    6
ghostwu@dev:~/linux/paste$ paste -s ghostwu2.txt 
hi    hello    nihao    你好啊    how are you    fine think you
ghostwu@dev:~/linux/paste$ paste -s ghostwu1.txt ghostwu2.txt 
1    2    3    4        5    6
hi    hello    nihao    你好啊    how are you    fine think you

 把一个文件的奇偶行，用=号会换行符号连接

ghostwu@dev:~/linux/paste$ cat account.txt 
hello
abc123
hello2
haha123
baby
baby123
ghostwu@dev:~/linux/paste$ paste -sd '=\n' account.txt > account2.txt
ghostwu@dev:~/linux/paste$ cat account2.txt 
hello=abc123
hello2=haha123
baby=baby123