Re: sed regular expression bug

[Stepan Kasal]

Hello,

On Fri, Jun 13, 2003 at 05:05:51PM -0700, address@hidden wrote:
> cat ./sample | sed 
> "s/[a-zA-Z0-9\._-]+@([a-zA-Z]{1}[a-zA-Z0-9-]*\.)+[a-zA-Z]{2,4}//g"
> 
> egrep -v "[a-zA-Z0-9\._-]+@([a-zA-Z]{1}[a-zA-Z0-9-]*\.)+[a-zA-Z]{2,4}" 
> ./sample

egrep uses Extended reg. expressions, while sed uses basic regular
expressions (like grep).

The appropriate command for sed would look like this:

sed 's/address@hidden([a-zA-Z]\{1\}[-a-zA-Z0-9]*\.\)\+[a-zA-Z]\{2,4\}//g'

Hope this helps, even though I aswer so late,
        Stepan Kasal