/usr/include/pdal/util/Algorithm.hpp is in libpdal-dev 1.6.0-1build2.
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#pragma once
#include <algorithm>
#include <map>
#include <vector>
namespace pdal
{
namespace Utils
{
/**
Determine if a container contains a value.
\param cont Container.
\param val Value.
\return \c true if the value is in the container, \c false otherwise.
*/
template<typename CONTAINER, typename VALUE>
bool contains(const CONTAINER& cont, const VALUE& val)
{
return std::find(cont.begin(), cont.end(), val) != cont.end();
}
/**
Determine if a map contains a key.
\param c Map.
\param v Key value.
\return \c true if the value is in the container, \c false otherwise.
*/
template<typename KEY, typename VALUE>
bool contains(const std::map<KEY, VALUE>& c, const KEY& v)
{
return c.find(v) != c.end();
}
/**
Remove all instances of a value from a container.
\param cont Container.
\param v Value to remove.
*/
template<typename CONTAINER, typename VALUE>
void remove(CONTAINER& cont, const VALUE& val)
{
cont.erase(std::remove(cont.begin(), cont.end(), val), cont.end());
}
/**
Remove all instances matching a unary predicate from a container.
\param cont Container.
\param p Predicate indicating whether a value should be removed.
*/
template<typename CONTAINER, typename PREDICATE>
void remove_if(CONTAINER& cont, PREDICATE p)
{
cont.erase(std::remove_if(cont.begin(), cont.end(), p), cont.end());
}
} // namespace Utils
} // namespace pdal
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