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Groups > comp.lang.python > #101737

Re: Powerful perl paradigm I don't find in python

From Peter Otten <__peter__@web.de>
Newsgroups comp.lang.python
Subject Re: Powerful perl paradigm I don't find in python
Date 2016-01-15 10:43 +0100
Organization None
Message-ID <mailman.2.1452851041.15297.python-list@python.org> (permalink)
References <n7adse$k6$1@dont-email.me>

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Charles T. Smith wrote:

> while ($str != $tail) {
>     $str ~= s/^(head-pattern)//;
>     use ($1);
> }

For those whose Perl's a little rusty: what does this do?
A self-contained example might also be useful...

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Thread

Powerful perl paradigm I don't find in python "Charles T. Smith" <cts.private.yahoo@gmail.com> - 2016-01-15 09:24 +0000
  Re: Powerful perl paradigm I don't find in python Peter Otten <__peter__@web.de> - 2016-01-15 10:43 +0100
    Re: Powerful perl paradigm I don't find in python Michael Vilain <vilain@NOspamcop.net> - 2016-01-15 02:20 -0800
  Re: Powerful perl paradigm I don't find in python Wolfgang Maier <wolfgang.maier@biologie.uni-freiburg.de> - 2016-01-15 11:42 +0100
    Re: Powerful perl paradigm I don't find in python "Charles T. Smith" <cts.private.yahoo@gmail.com> - 2016-01-15 11:04 +0000
      Re: Powerful perl paradigm I don't find in python "Charles T. Smith" <cts.private.yahoo@gmail.com> - 2016-01-15 11:06 +0000
      Re: Powerful perl paradigm I don't find in python Wolfgang Maier <wolfgang.maier@biologie.uni-freiburg.de> - 2016-01-15 14:20 +0100
        Re: Powerful perl paradigm I don't find in python "Charles T. Smith" <cts.private.yahoo@gmail.com> - 2016-01-18 13:05 +0000
          Re: Powerful perl paradigm I don't find in python Wolfgang Maier <wolfgang.maier@biologie.uni-freiburg.de> - 2016-01-18 14:33 +0100
      Re: Powerful perl paradigm I don't find in python Peter Otten <__peter__@web.de> - 2016-01-15 14:34 +0100
  Re: Powerful perl paradigm I don't find in python Ulli Horlacher <framstag@rus.uni-stuttgart.de> - 2016-01-15 13:51 +0000
    Re: Powerful perl paradigm I don't find in python me <self@example.org> - 2016-01-15 15:20 +0000
  Re: Powerful perl paradigm I don't find in python Nathan Hilterbrand <nhilterbrand@gmail.com> - 2016-01-15 11:54 -0500

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