Re: any_of, all_of, none_of
On Wednesday, August 31, 2011 5:51:00 AM UTC-7, gas...@hotmail.com wrote:
You claimed this several times and I asked for some evidence. Why
shouldn't this work:
#include <algorithm>
#include <iterator>
template <typename For, typename ValueType>
bool all(For first, For last, const ValueType& rValue)
{
return std::all_of(first, last,
[&](const typename std::iterator_traits<For>::value_type& value)
{ return rValue == value; }
);
}
I entered this in vs2010 and it is accepted. My knowledge about these
new lambda expressions is limited and I got the impression that it was
not possible given the post 'http://stackoverflow.com/questions/
3575901/can-lambda-functions-be-templated'. But then again it seems
that I have understand it completely wrong.
It refers to the fact that the lambda itself cannot be polymorphic, such as
[](auto i, auto j) { return i + j; }
or
template <typename T> [](T i, T j) { return i + j; }
Nothing prevents lambdas in templates.
Sean
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