Return a copy of iterator regressed by the specified offset.
Synopsis
Declared in <bdlb_transformiterator.h>
template<
class FUNCTOR,
class ITERATOR>
bdlb::TransformIterator<FUNCTOR, ITERATOR>
operator‐(
TransformIterator<FUNCTOR, ITERATOR> const& iterator,
TransformIterator<FUNCTOR, ITERATOR>::difference_type offset);Description
Return a copy of the specified iterator object with its underlying iterator regressed by the specified (signed) offset from that of iterator. The behavior is undefined if so regressing the underlying iterator is undefined.
Return Value
a copy of iterator regressed by offset
Parameters
Name |
Description |
iterator |
transform iterator to regress |
offset |
signed distance to regress |
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