Re: STL set question

From:
Daniel Kay <daniel_kay@arcor.de>
Newsgroups:
comp.lang.c++
Date:
Thu, 01 Jun 2006 22:25:03 +0200
Message-ID:
<447f4d74$0$11073$9b4e6d93@newsread4.arcor-online.net>
Daniel Kay wrote:

jpalecek@web.de wrote:

Hello,

I know there is a method "insert with hint" int std::set. But there
isn't anything similar for find and erase.

Does somebody know why?

Regards
   Jiri Palecek


Hello Jiri,

You can use the std:: find algorithm. But I can't say if this is the
best and/or fastest way. The example below won't compile because
SomeObject has some methods missing. It's only meant as a hint.

#include <set>
#include <algorithm>

class SomeObject {
};

void func()
{
  std::set<SomeObject> myset;
  myset.insert(SomeObject("first"));
  myset.insert(SomeObject("second"));
  myset.insert(SomeObject("third"));

  std::set<SomeObject>::const_iterator iter;
  iter = std::find(myset.begin(), myset.end(), SomeObject("second));

  if (iter != myset.end()) {
    iter->doSomething();
  }
}

--
Regards
Daniel Kay


Sorry, that I wasn't answering your question. I didn't read your post
correctly. I think it's time to go to bed... ;-)

--
Regards,
Daniel Kay

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