Re: [Boost-users] output to multiple streams

From: Eric MALENFANT (Eric.Malenfant_at_[hidden])
Date: 2006-11-27 11:47:04

Andrew Schweitzer a écrit:
> Is there a standard way to output to multiple streams at the same
> time? 
> 
> I would like to pass an ostream to a function, write output
> strings into that stream, and have them go to both cout and a
> file. I'd like something like this:
> 
> void DoSomething(ostream& ros)
> {
> 	ros << "This goes should go to cout and to a file" <<
> endl; } multi_stream ms; fstream f("out.txt"); ms.add(cout);
> ms.add(f); DoSomething(ms); 
> 
> Any suggestions?
> 
> Is this supported by the iostream library?
> 

tee_device is probably what you're looking for.