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nlohmann committed 2026-10-27 12:14:00 +00:00
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@@ -7,6 +7,8 @@ const_iterator begin() const noexcept;
Returns an iterator to the first element.
`begin()` points to the first element and `end()` to the position after the last element; the dashed cell is the past-the-last position, which must not be dereferenced.
## Return value
iterator to the first element
@@ -52,12 +54,12 @@ Output:
## See also
- [end](https://json.nlohmann.me/api/basic_json/end/index.md) returns an iterator to one past the last element
- [cbegin](https://json.nlohmann.me/api/basic_json/cbegin/index.md) returns a const iterator to the first element
- [rbegin](https://json.nlohmann.me/api/basic_json/rbegin/index.md) returns a reverse iterator to the last element
- [items](https://json.nlohmann.me/api/basic_json/items/index.md) returns an iteration proxy to access keys and values during range-based for loops
- [`end`](https://json.nlohmann.me/api/basic_json/end/index.md) - returns an iterator to one past the last element
- [`cbegin`](https://json.nlohmann.me/api/basic_json/cbegin/index.md) - returns a const iterator to the first element
- [`rbegin`](https://json.nlohmann.me/api/basic_json/rbegin/index.md) - returns a reverse iterator to the last element
- [`items`](https://json.nlohmann.me/api/basic_json/items/index.md) - returns an iteration proxy to access keys and values during range-based for loops
- [Iterators](https://json.nlohmann.me/features/iterators/index.md) - the article on iterators
- [basic_json_view::begin](https://json.nlohmann.me/api/basic_json_view/begin/index.md) - the same iteration on a zero-copy view (in document order, not sorted by key)
- [`basic_json_view::begin`](https://json.nlohmann.me/api/basic_json_view/begin/index.md) - the same iteration on a zero-copy view (in document order, not sorted by key)
## Version history