case command

[Ralf Mardorf]

On Sun, 17 Sep 2017 17:03:29 +0200, Ralf Mardorf wrote:
>On Sun, 17 Sep 2017 14:50:00 +0000, Manish Jain wrote:
>>cat <file> | tr '[:upper:]' '[:lower:]'  
>
>$ cd /tmp/
>$ echo "ABC" > test-file-1.txt
>$ echo "ABC" > test-file-2.txt
>$ cat test-file-1.txt | tr '[:upper:]' '[:lower:]' >
>new-output-file-1.txt $ tr '[:upper:]' '[:lower:]' < test-file-2.txt >
>new-output-file-2.txt $ cat *txt
>abc
>abc
>ABC
>ABC

And in case "sudo" should be needed, then replace ">" by "| sudo tee".

https://www.freebsd.org/cgi/man.cgi?query=tee&sektion=1&apropos=0&manpath=redhat

.