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From: Xin_Li at WellspringRes dot com
Subject: RE: Remove Leading Whitespaces
Date: Sep 27 1999 6:56PM

^ means bitwise logical xor. How can I make sense of ^ in s/^\s*//?
> -----Original Message-----
> From:	Ravipudi, Murali [SMTP:Murali.Ravipudi@gs.com]
> Sent:	Monday, September 27, 1999 2:44 PM
> To:	SybPerl Discussion List
> Subject:	RE: Remove Leading Whitespaces
> 
> 
> 
> > From:	Xin_Li@WellspringRes.com [SMTP:Xin_Li@WellspringRes.com]
> > Sent:	Monday, September 27, 1999 2:41 PM
> > To:	SybPerl Discussion List
> > Subject:	Remove Leading Whitespaces
> > 
> > Thanks. But if I want to remove the leading spaces or whitespaces, how
> > should I do?
> > 
> 	[Ravipudi, Murali]  
> 
> 	A  s/^\s*//  will do
> 
> 
> 
> > > -----Original Message-----
> > > From:	Michael Peppler [SMTP:mpeppler@peppler.org]
> > > Sent:	Monday, September 27, 1999 2:30 PM
> > > To:	SybPerl Discussion List
> > > Subject:	RE: where does it come from? help please.
> > > 
> > > Xin_Li@WellspringRes.com writes:
> > >  > What's the meaning of $ in  /\s*$/ 
> > > 
> > > End of the string. The reg-exp means "all the whitespace at the end of
> > > the string"
> > > 
> > > Michael
> > > 
> > >  > 
> > >  > > -----Original Message-----
> > >  > > From:	Simon Haven [SMTP:Simon.Haven@wdr.com]
> > >  > > Sent:	Monday, September 27, 1999 1:05 PM
> > >  > > To:	SybPerl Discussion List
> > >  > > Subject:	Re: where does it come from? help please.
> > >  > > 
> > >  > > 
> > >  > > > 
> > >  > > > But in this case, if some one has space(s) at the end in
> his/her
> > >  > > password,
> > >  > > > it fails...
> > >  > > 
> > >  > > No it won't fail, it's doing exactly what rtrim() would do.
> > >  > >  /\s*$/ will find zero or more occurrences of whitespace before
> the
> > > end of
> > >  > > line.
> > >  > > However, if I read my definition of "\s" right in the Camel book,
> > it
> > > WILL
> > >  > > remove the newline - which may not be a problem, but might be
> worth
> > >  > > knowing.
> > >  > > 
> > >  > > Simon
> > >  > > 
> > >  > > > 
> > >  > > > Murali
> > >  > > > 
> > >  > > > > -----Original Message-----
> > >  > > > > From:	Michael Peppler [SMTP:mpeppler@peppler.org]
> > >  > > 
> > >  > > 
> > >  > > > > 
> > >  > > > >  > NB, make sure you're using chop, not chomp, which only
> > removes
> > > a
> > >  > > > > newline.
> > >  > > > > 
> > >  > > > > Use s/// instead of chop (eg $var =~ s/\s*$//;)
> > >  > > > > 
> > >  > > > > Michael
> > >  > > 
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> > > -- 
> > > Michael Peppler         -||-  Data Migrations Inc.
> > > mpeppler@peppler.org    -||-  http://www.mbay.net/~mpeppler
> > > Int. Sybase User Group  -||-  http://www.isug.com
> > > Sybase on Linux mailing list: ase-linux-list@isug.com