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Function template one_of_equal

boost::algorithm::one_of_equal

Synopsis

// In header: <boost/algorithm/cxx11/one_of.hpp>


template<typename Range, typename V> 
  BOOST_CXX14_CONSTEXPR bool one_of_equal(const Range & r, const V & val);

Description

Parameters:

r

The input range

val

A value to compare against

Returns:

true if the value 'val' exists only once in the range.


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