Boost C++ Libraries

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Function template copy_if

boost::algorithm::copy_if — Copies all the elements from the input range that satisfy the predicate to the output range.

Synopsis

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


template<typename InputIterator, typename OutputIterator, typename Predicate> 
  BOOST_CXX14_CONSTEXPR OutputIterator 
  copy_if(InputIterator first, InputIterator last, OutputIterator result, 
          Predicate p);

Description

	Note
	This function is part of the C++2011 standard library.

Parameters:

`first`	The start of the input sequence
`last`	One past the end of the input sequence
`p`	A predicate for testing the elements of the range
`result`	An output iterator to write the results into

Returns:

The updated output iterator