deploy: 521a084827

api/basic_json/accept.md

@@ -109,7 +109,7 @@ A UTF-8 byte order mark is silently ignored.
 - Added in version 3.0.0.
 - Ignoring comments via `ignore_comments` added in version 3.9.0.
 - Changed [runtime assertion](../../features/assertions.md) in case of `FILE*` null pointers to exception in version 3.12.0.
-- Added `ignore_trailing_commas` in version 3.12.x.
+- Added `ignore_trailing_commas` in version 3.13.0.
 
 !!! warning "Deprecation"
 

api/basic_json/accept/index.md

@@ -128,7 +128,7 @@ true false
 - Added in version 3.0.0.
 - Ignoring comments via `ignore_comments` added in version 3.9.0.
 - Changed [runtime assertion](https://json.nlohmann.me/features/assertions/index.md) in case of `FILE*` null pointers to exception in version 3.12.0.
-- Added `ignore_trailing_commas` in version 3.12.x.
+- Added `ignore_trailing_commas` in version 3.13.0.
 
 Deprecation
 

api/basic_json/format_as.md

@@ -92,4 +92,4 @@ std::string format_as(const BasicJsonType& j)
 
 ## Version history
 
-- Added in version 3.12.x.
+- Added in version 3.13.0.

api/basic_json/format_as/index.md

@@ -151,4 +151,4 @@ Output:
 
 ## Version history
 
-- Added in version 3.12.x.
+- Added in version 3.13.0.

api/basic_json/get.md

@@ -114,6 +114,13 @@ overload (3).
     See [Number conversion](../../features/types/number_handling.md#number-conversion)
     for more information.
 
+!!! note "`std::optional` conversions"
+
+    Prior to version 3.13.0, `#!cpp get<std::optional<T>>()` (and other conversions to `std::optional<T>`) failed to
+    compile in every configuration, due to an internal implementation bug that made the `from_json` overload for
+    `std::optional` unreachable regardless of the [`JSON_USE_IMPLICIT_CONVERSIONS`](../macros/json_use_implicit_conversions.md)
+    setting. This has been fixed.
+
 ## Examples
 
 ??? example

api/basic_json/get/index.md

@@ -94,6 +94,10 @@ If the source value is outside the range of the target type, the behavior is the
 
 See [Number conversion](https://json.nlohmann.me/features/types/number_handling/#number-conversion) for more information.
 
+`std::optional` conversions
+
+Prior to version 3.13.0, `get<std::optional<T>>()` (and other conversions to `std::optional<T>`) failed to compile in every configuration, due to an internal implementation bug that made the `from_json` overload for `std::optional` unreachable regardless of the [`JSON_USE_IMPLICIT_CONVERSIONS`](https://json.nlohmann.me/api/macros/json_use_implicit_conversions/index.md) setting. This has been fixed.
+
 ## Examples
 
 Example

api/basic_json/operator%5B%5D.md

@@ -251,5 +251,6 @@ Strong exception safety: if an exception occurs, the original value stays intact
 1. Added in version 1.0.0.
 2. Added in version 1.0.0. Added overloads for `T* key` in version 1.1.0. Removed overloads for `T* key` (replaced by 3)
    in version 3.11.0.
-3. Added in version 3.11.0.
+3. Added in version 3.11.0. Fixed in version 3.13.0 to consistently accept `std::string_view`-convertible keys, as
+   already supported by [`at`](at.md), [`value`](value.md), [`find`](find.md), and other lookup functions.
 4. Added in version 2.0.0.

api/basic_json/operator[]/index.md

@@ -476,5 +476,5 @@ Output:
 
 1. Added in version 1.0.0.
 1. Added in version 1.0.0. Added overloads for `T* key` in version 1.1.0. Removed overloads for `T* key` (replaced by 3) in version 3.11.0.
-1. Added in version 3.11.0.
+1. Added in version 3.11.0. Fixed in version 3.13.0 to consistently accept `std::string_view`-convertible keys, as already supported by [`at`](https://json.nlohmann.me/api/basic_json/at/index.md), [`value`](https://json.nlohmann.me/api/basic_json/value/index.md), [`find`](https://json.nlohmann.me/api/basic_json/find/index.md), and other lookup functions.
 1. Added in version 2.0.0.

api/basic_json/parse.md

@@ -235,7 +235,7 @@ Invalid Unicode escapes and unpaired surrogates in the input are reported as
 - Overload for contiguous containers (1) added in version 2.0.3.
 - Ignoring comments via `ignore_comments` added in version 3.9.0.
 - Changed [runtime assertion](../../features/assertions.md) in case of `FILE*` null pointers to exception in version 3.12.0.
-- Added `ignore_trailing_commas` in version 3.12.x.
+- Added `ignore_trailing_commas` in version 3.13.0.
 
 !!! warning "Deprecation"