Re: [Boost-users] boost::variant construction,assignment

Subject: Re: [Boost-users] boost::variant construction,assignment
From: peter_foelsche_at_[hidden]
Date: 2008-10-09 16:31:30

boost::variant has already the notion that it has not been set with any value.
So there is no need to make it optional.

-----Original Message-----
From: boost-users-bounces_at_[hidden] [mailto:boost-users-bounces_at_[hidden]] On Behalf Of Igor R
Sent: Thursday, October 09, 2008 12:52
To: boost-users_at_[hidden]
Subject: Re: [Boost-users] boost::variant construction,assignment

> I have chosen to make the private members r_ and v_ as pointers to allow for r_=0 and v_=0
> (is this a "never do this" thing?).

You can also consider using boost::optional<boost::variant> r_, v_;
Then setR() would be just: r_ = rhs;
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