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Shell脚本批量添加扩展名的两种方法分享

方法1:

复制代码 代码如下:
for file in  `ls`; do mv $file $file.txt; done

方法2:

复制代码 代码如下:
find . -type f |xargs -i mv {} {}.txt

还有一些试验不成功的,先记录在此。

1.用rename命令修改后缀名,这个是最简单最省事的办法

复制代码 代码如下:
[root@demo test_rename]# ll

总计 20

-rw-r–r– 1 root root 0 09-27 00:57 rename1.log

-rw-r–r– 1 root root 0 09-27 00:57 rename2.log

-rw-r–r– 1 root root 0 09-27 00:57 rename3.log

-rw-r–r– 1 root root 0 09-27 00:57 rename4.log

-rw-r–r– 1 root root 0 09-27 00:57 rename5.log

[root@demo test_rename]# rename log txt *.log #把*.log改为*.txt

[root@demo test_rename]# ll

总计 20

-rw-r–r– 1 root root 0 09-27 00:57 rename1.txt

-rw-r–r– 1 root root 0 09-27 00:57 rename2.txt

-rw-r–r– 1 root root 0 09-27 00:57 rename3.txt

-rw-r–r– 1 root root 0 09-27 00:57 rename4.txt

-rw-r–r– 1 root root 0 09-27 00:57 rename5.txt

[root@demo test_rename]# 

2.用for、sed和mv修改后缀名

复制代码 代码如下:
[root@demo test_rename]# ll

总计 20

-rw-r–r– 1 root root 0 09-27 01:51 rename1.log

-rw-r–r– 1 root root 0 09-27 01:21 rename2.log

-rw-r–r– 1 root root 0 09-27 01:21 rename3.log

-rw-r–r– 1 root root 0 09-27 01:21 rename4.log

-rw-r–r– 1 root root 0 09-27 01:21 rename5.log

[root@demo test_rename]# for i in $(ls .)

> do

> mv $i $(echo $i|sed ‘s/\.log/\.txt/')

> done

[root@demo test_rename]# ll

总计 20

-rw-r–r– 1 root root 0 09-27 01:51 rename1.txt

-rw-r–r– 1 root root 0 09-27 01:21 rename2.txt

-rw-r–r– 1 root root 0 09-27 01:21 rename3.txt

-rw-r–r– 1 root root 0 09-27 01:21 rename4.txt

-rw-r–r– 1 root root 0 09-27 01:21 rename5.txt

[root@demo test_rename]#

3.用find和xargs添加后缀名

复制代码 代码如下:
[root@demo test_rename]# ll

总计 20

-rw-r–r– 1 root root 0 09-27 02:20 rename1

-rw-r–r– 1 root root 0 09-27 02:20 rename2

-rw-r–r– 1 root root 0 09-27 02:20 rename3

-rw-r–r– 1 root root 0 09-27 02:20 rename4

-rw-r–r– 1 root root 0 09-27 02:20 rename5

[root@demo test_rename]# find . -type f |xargs -i mv {} {}.txt

[root@demo test_rename]# ll

总计 20

-rw-r–r– 1 root root 0 09-27 02:20 rename1.txt

-rw-r–r– 1 root root 0 09-27 02:20 rename2.txt

-rw-r–r– 1 root root 0 09-27 02:20 rename3.txt

-rw-r–r– 1 root root 0 09-27 02:20 rename4.txt

-rw-r–r– 1 root root 0 09-27 02:20 rename5.txt

[root@demo test_rename]#