Re: [R] setting options only inside functions

From: Barry Rowlingson <b.rowlingson_at_lancaster.ac.uk>
Date: Wed, 27 Apr 2011 22:43:24 +0100

> but it's a little clumsy, because
>
> with_connection(file("myfile.txt"), {do stuff...})
>
> isn't very useful because you have no way to reference the connection
> that you're using. Ruby's blocks have arguments which would require
> big changes to R's syntax.  One option would to use pronouns:

 Looking very much like python 'with' statements:

http://effbot.org/zone/python-with-statement.htm

 Implemented via the 'with' statement which can operate on anything that has a __enter__ and an __exit__ method. Very neat.

Barry



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