wt/json
1
0 Fork 0
mirror of https://github.com/nlohmann/json.git synced 2026-10-27 12:25:20 +00:00
Code Issues Packages Projects Releases Wiki Activity

deploy: a47170346a

Browse Source
This commit is contained in:
nlohmann committed 2026-10-27 12:14:00 +00:00
1 parent b36f8a9821
commit 11a863958e
1180 files changed
+14211 -6025
Download Patch File Download Diff File Expand all files Collapse all files

No files matched your search

api/basic_json/cbegin.md
+38 -5
View File
@@ -6,7 +6,40 @@ const_iterator cbegin() const noexcept;
Returns an iterator to the first element.
![Illustration from cppreference.com](../../images/range-begin-end.svg)
<div class="nj-fig-wrap" markdown>
<svg class="nj-fig nj-fig--range" viewBox="0 0 600 150" role="img" aria-labelledby="fig-be-title" xmlns="http://www.w3.org/2000/svg">
<title id="fig-be-title">A row of fifteen elements followed by a dashed past-the-last position. begin() points to the first element and end() points to the past-the-last position.</title>
<defs><marker id="fig-be-arrow" viewBox="0 0 10 10" refX="9" refY="5" markerWidth="7" markerHeight="7" orient="auto"><path class="fg-head" d="M0 1 L10 5 L0 9 z"/></marker></defs>
<rect class="fg-cell" x="30" y="62" width="30" height="30" rx="5"/>
<rect class="fg-cell" x="64" y="62" width="30" height="30" rx="5"/>
<rect class="fg-cell" x="98" y="62" width="30" height="30" rx="5"/>
<rect class="fg-cell" x="132" y="62" width="30" height="30" rx="5"/>
<rect class="fg-cell" x="166" y="62" width="30" height="30" rx="5"/>
<rect class="fg-cell" x="200" y="62" width="30" height="30" rx="5"/>
<rect class="fg-cell" x="234" y="62" width="30" height="30" rx="5"/>
<rect class="fg-cell" x="268" y="62" width="30" height="30" rx="5"/>
<rect class="fg-cell" x="302" y="62" width="30" height="30" rx="5"/>
<rect class="fg-cell" x="336" y="62" width="30" height="30" rx="5"/>
<rect class="fg-cell" x="370" y="62" width="30" height="30" rx="5"/>
<rect class="fg-cell" x="404" y="62" width="30" height="30" rx="5"/>
<rect class="fg-cell" x="438" y="62" width="30" height="30" rx="5"/>
<rect class="fg-cell" x="472" y="62" width="30" height="30" rx="5"/>
<rect class="fg-cell" x="506" y="62" width="30" height="30" rx="5"/>
<rect class="fg-cell fg-cell--end" x="540" y="62" width="30" height="30" rx="5"/>
<rect class="fg-pill" x="15" y="8" width="60" height="24" rx="6"/>
<text class="fg-pilltext" x="45" y="24">begin</text>
<line class="fg-arrow" x1="45" y1="32" x2="45" y2="60" marker-end="url(#fig-be-arrow)"/>
<rect class="fg-pill" x="531" y="8" width="48" height="24" rx="6"/>
<text class="fg-pilltext" x="555" y="24">end</text>
<line class="fg-arrow" x1="555" y1="32" x2="555" y2="60" marker-end="url(#fig-be-arrow)"/>
<text class="fg-note fg-note--r" x="537" y="132">Past-the-last element</text>
<line class="fg-arrow" x1="555" y1="124" x2="555" y2="96" marker-end="url(#fig-be-arrow)"/>
</svg>
</div>
<p class="nj-caption" markdown>`cbegin()` points to the first element, like `begin()`, and `end()` to the position after
the last element; the dashed cell is the past-the-last position, which must not be dereferenced.</p>
## Return value
@@ -55,11 +88,11 @@ Constant.
## See also
- [begin](begin.md) returns an iterator to the first element
- [cend](cend.md) returns a const iterator to one past the last element
- [crbegin](crbegin.md) returns a const reverse iterator to the last element
- [`begin`](begin.md) - returns an iterator to the first element
- [`cend`](cend.md) - returns a const iterator to one past the last element
- [`crbegin`](crbegin.md) - returns a const reverse iterator to the last element
- [Iterators](../../features/iterators.md) - the article on iterators
- [basic_json_view::cbegin](../basic_json_view/cbegin.md) - the same iteration on a zero-copy view
- [`basic_json_view::cbegin`](../basic_json_view/cbegin.md) - the same iteration on a zero-copy view
## Version history