[HH] c++ strings?

Matthew Gillen me at mattgillen.net
Tue Nov 20 13:02:39 EST 2012


On 11/20/2012 12:41 PM, Greg London wrote:
> In perl, it might look like this:
>
> sub upper_subroutine{
>    my ($string)=@_;
>    lower_subroutine("prefix".$string."postfix".timestamp());
> }
>
> Could someone give me an example of how to do this in C++ so that
> it looks as close to this perl code as possible?

This will be useful to you for getting the timestamp aspect:
  http://www.tutorialspoint.com/cplusplus/cpp_date_time.htm

Other than that, use the '+' operator to concatenate C++ string objects, 
much like you use the '.' operator in perl.

Note that you can run into issues if neither of the operands to '+' are 
actual std::string objects (e.g. "foo" + "bar" doesn't work in C++ like 
it would in perl, since the literal string is not automatically promoted 
to std::string in some cases).

> If this could happen without anyone having to die, that would
> be even better.

That's asking a lot ;-)

Matt




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