Difference between revisions of "cpp/ranges/chunk view/outer iterator/operator-"
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< cpp | ranges | chunk view | outer iterator
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| − | {{title|operator-{{ | + | {{title|operator-{{|(ranges::chunk_view::''outer-iterator'')}}}} |
{{cpp/ranges/chunk_view/navbar}} | {{cpp/ranges/chunk_view/navbar}} | ||
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{{dcl end}} | {{dcl end}} | ||
| − | Calculates the distance between the {{rlp|/|iterator}} and [[cpp/iterator/default_sentinel_t|sentinel]]. | + | Calculates the distance between the {{rlp|/|iterator}} and [[cpp/iterator/default_sentinel_t|sentinel]]. |
Let {{rlpi|/#Data members|parent_}} be the underlying pointer to enclosing {{tt|chunk_view}}. | Let {{rlpi|/#Data members|parent_}} be the underlying pointer to enclosing {{tt|chunk_view}}. | ||
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@1@ Equivalent to: | @1@ Equivalent to: | ||
{{source|1= | {{source|1= | ||
| − | const auto dist = ranges::end( | + | const auto dist = ranges::end(.parent_->base_) - *.parent_->current_; |
| − | if (dist < | + | if (dist < .parent_->remainder_) |
return dist == 0 ? 0 : 1; | return dist == 0 ? 0 : 1; | ||
| − | return /*div-ceil*/(dist - | + | return /*div-ceil*/(dist - .parent_->remainder_, .parent_->n_) + 1; |
}} | }} | ||
| − | @2@ Equivalent to: {{c|1=return -( | + | @2@ Equivalent to: {{c|1=return -(- );}}. |
| − | {{cpp/hidden friend|std::ranges::chunk_view::''outer-iterator''|plural=yes}} | + | {{cpp/hidden friend|std::ranges::chunk_view::''outer-iterator''|plural=yes}} |
===Parameters=== | ===Parameters=== | ||
| Line 40: | Line 40: | ||
===Return value=== | ===Return value=== | ||
| − | + | distance between given iterator and sentinel | |
===Example=== | ===Example=== | ||