From: James Rogers <jimmaureenrogers@att.net>
Subject: Re: proposal for new assignment operators
Date: Fri, 04 Jul 2003 01:17:36 GMT
Date: 2003-07-04T01:17:36+00:00 [thread overview]
Message-ID: <Xns93ADC397FEA9Bjimmaureenrogers@204.127.36.1> (raw)
In-Reply-To: Q5NMa.632$i57.44@nwrdny02.gnilink.net
Hyman Rosen <hyrosen@mail.com> wrote in
news:Q5NMa.632$i57.44@nwrdny02.gnilink.net:
> It's not that frequent to need to do it in C++ either, as long as you
> avoid low-level types such as pointers that are better handled by
> encapsulation in proper holder classes. Of course, in C++ you can
> define assignment between different types, and then you do find
> yourself writing assignment operators for describing that operation.
> For example, I might have a simple
> template <typename T> struct ObjectHolder
> {
> T theObject;
>
> template <typename O>
> ObjectHolder &operator=(const ObjectHolder<O> &other)
> { theObject = other.theObject; return *this; }
> };
> so that I can assign one kind of ObjectHolder to another. (This
> assignment will be legal only when the underlying types are assignment
> compatible, and will otherwise result in a compiler error message, so
> we are not decreasing type safety here.)
In C++ template syntax above, does "typename" apply implicitly to only
classes and structs, or does it also primitive types such as int, char,
and float?
Jim Rogers
next prev parent reply other threads:[~2003-07-04 1:17 UTC|newest]
Thread overview: 69+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-06-25 6:23 proposal for new assignment operators Russ
2003-06-25 8:49 ` Preben Randhol
2003-06-25 10:28 ` Dmitry A. Kazakov
2003-06-25 10:36 ` Lutz Donnerhacke
2003-06-25 17:49 ` Dmitry A. Kazakov
2003-06-26 10:37 ` Lutz Donnerhacke
2003-06-27 8:15 ` Dmitry A. Kazakov
2003-06-27 14:21 ` Hyman Rosen
2003-06-25 19:17 ` Russ
2003-06-25 10:39 ` Larry Kilgallen
2003-06-25 12:06 ` Preben Randhol
2003-06-25 13:40 ` Peter Hermann
2003-06-25 22:12 ` Georg Bauhaus
2003-06-26 8:03 ` Preben Randhol
2003-06-26 8:25 ` Vinzent Hoefler
2003-06-26 15:02 ` Stephen Leake
2003-06-26 17:54 ` Georg Bauhaus
2003-06-26 18:32 ` Stephen Leake
2003-06-27 13:21 ` Georg Bauhaus
2003-06-26 16:32 ` Preben Randhol
2003-06-26 17:41 ` Georg Bauhaus
2003-06-26 17:58 ` Preben Randhol
2003-06-26 2:36 ` Steve
2003-06-26 2:33 ` Russ
2003-06-26 23:02 ` John R. Strohm
2003-06-25 14:07 ` Frank J. Lhota
2003-06-25 16:27 ` Warren W. Gay VE3WWG
2003-06-26 3:09 ` Russ
2003-06-26 6:27 ` Vinzent Hoefler
2003-06-26 10:49 ` Larry Kilgallen
2003-06-26 18:08 ` Russ
2003-06-26 18:19 ` Preben Randhol
2003-06-26 18:45 ` Larry Kilgallen
2003-07-02 15:57 ` Kevin Cline
2003-07-02 17:10 ` tmoran
2003-07-02 18:27 ` Hyman Rosen
2003-07-02 20:20 ` tmoran
2003-07-03 1:48 ` Richard Riehle
2003-07-03 3:07 ` Hyman Rosen
2003-07-03 5:12 ` Randy Brukardt
2003-07-03 13:03 ` Hyman Rosen
2003-07-03 14:46 ` Stephen Leake
2003-07-04 1:17 ` James Rogers [this message]
2003-07-07 4:29 ` Hyman Rosen
2003-07-08 1:10 ` James Rogers
2003-07-08 13:59 ` Hyman Rosen
2003-07-09 0:12 ` James Rogers
2003-07-09 3:00 ` Hyman Rosen
2003-07-07 15:36 ` Matthew Heaney
2003-07-14 1:39 ` Richard Riehle
2003-07-14 2:54 ` Hyman Rosen
2003-07-16 3:14 ` Richard Riehle
2003-06-27 13:34 ` Georg Bauhaus
2003-06-27 23:12 ` Russ
2003-06-27 23:21 ` Larry Kilgallen
2003-06-28 18:51 ` Russ
2003-06-27 18:02 ` Warren W. Gay VE3WWG
2003-06-28 3:50 ` Russ
2003-06-30 15:58 ` Warren W. Gay VE3WWG
2003-06-25 19:44 ` Bill Findlay
2003-06-26 2:06 ` Russ
2003-06-26 2:33 ` Bill Findlay
2003-06-26 5:54 ` Karel Miklav
2003-06-26 12:17 ` Georg Bauhaus
2003-06-26 12:52 ` Joseph Dalton
2003-06-26 18:11 ` Frank J. Lhota
-- strict thread matches above, loose matches on Subject: below --
2003-06-27 5:35 christoph.grein
2003-06-27 9:57 ` Preben Randhol
2003-06-27 14:11 ` Georg Bauhaus
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