RE: help with substiution

hi Ravi,

Try:

s/attr2 (.*)\n.*attr4 (.*)\n/$2, $1/s

This should put attr2 with val 4 and attr4 with val 2. 

Cheers,
Levon Barker

> -----Original Message-----
> From: Ravi Malghan [mailto:rmalghan@yahoo.com]
> Sent: Monday, April 28, 2003 1:30 PM
> To: beginners@perl.org
> Subject: help with substiution
> 
> 
> Hi: I am not able to perform a substition in the
> following string
> 
> $_ = "attr1 val1\nattr2 val2\nattr3 val3";
> 
> I want to substitute "attr2 val2" with "attr2 val4"
> s/.*(attr2 .*)\nattr3.*/"attr2 val4"/;
> 
> The above substitution does not seem to be working.
> Could somebody help?
> 
> Thanks
> Ravi
> 
> 
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