// In header: <boost/log/expressions/predicates/is_in_range.hpp>
template<typename T,typename BoundaryT>unspecifiedis_in_range(attribute_nameconst& name,BoundaryTconst& least,BoundaryTconst& most);
Description
The function generates a terminal node in a template expression. The node will check if the attribute value is in the specified range. The range must be half-open, that is the predicate will be equivalent to least <= attr < most.