Remove special characters from string - Page 2

chebarbudo · #8 (**permalink**) 12-04-2008

Quote:

Originally Posted by radoulov

And what's wrong with Franklin52's solution?

Absolutely nothing, I was working on it while you posted this solution.
It looks great exept that as a newbie, I don't fully understand the syntax

Quote:

Originally Posted by radoulov

Code:

$ cat s
#! /bin/bash
tr 2>&- -d "$2"<<<"$1"

What is <<<? Is this a way of doing echo?
I understand the tr -d but what does 2>&- means?
redirect errors to &-? What is &-?
Thanks for your help.
Santiago

radoulov · #9 (**permalink**) 12-04-2008

Quote:

Originally Posted by chebarbudo

[...]
What is <<<? Is this a way of doing echo?

Here string. It's not available in all shells.
For more information search your shell manpages for Here Strings.

Quote:

I understand the tr -d but what does 2>&- means?
redirect errors to &-? What is &-?

2>&- closes the file descriptor 2. This is a bad practice and you should avoid it. My post was for illustration purposes only.

KiranKumarKarre · #10 (**permalink**) 05-22-2009

Hi

I have the following string which contains -> symbol, i need to split this string into two strings using shell script in unix. can anyone help me out.

test_inbox123_link.txt->/home/pbommire/Praveen/kiran/inbox/test_inbox.txt

r

chebarbudo · #11 (**permalink**) 07-04-2009

Hi KiranKumarKarre,

Code:

localhost:~# string='test_inbox123_link.txt->/home/pbommire/Praveen/kiran/inbox/test_inbox.txt'
localhost:~# echo ${string%->*}
test_inbox123_link.txt
localhost:~# echo ${string#*->}
/home/pbommire/Praveen/kiran/inbox/test_inbox.txt

summer_cherry · #12 (**permalink**) 07-05-2009

Code:

echo "My name's Santiago. What's yours?" | tr -d "atu"

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