tr equivalent to sed command

[Anthony Messina]

On 02/24/2012 06:22 AM, 夜神　岩男 wrote:
> I'm trying to move a script from invoking lots of sed and awk to bash
> builtins and I'm stumped on something I'm sure is simple.
> 
> Is there a tr equivalent to the following?
> sed 's/[^[:alnum:]]//g'
> 
> I just can't seem to get tr -d to accept a negative matching set, but
> perhaps that's not possible?
> 
> Thanks in advance
> 
> -IY


aa="%1#2 at 3abc"; echo "${aa//[^[:alnum:]]}"

-- 
Anthony - http://messinet.com - http://messinet.com/~amessina/gallery
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