json/api/macros/nlohmann_json_namespace_no_version.md

NLOHMANN_JSON_NAMESPACE_NO_VERSION

#define NLOHMANN_JSON_NAMESPACE_NO_VERSION /* value */

If defined to 1, the version component is omitted from the inline namespace. See nlohmann Namespace for details.

Default definition

The default value is 0.

#define NLOHMANN_JSON_NAMESPACE_NO_VERSION 0

When the macro is not defined, the library will define it to its default value.

Examples

??? example

The example shows how to use `NLOHMANN_JSON_NAMESPACE_NO_VERSION` to disable the version component of the inline
namespace.

```cpp
--8<-- "examples/nlohmann_json_namespace_no_version.cpp"
```

Output:

```json
--8<-- "examples/nlohmann_json_namespace_no_version.output"
```

See also

• nlohmann Namespace
• NLOHMANN_JSON_NAMESPACE
• NLOHMANN_JSON_NAMESPACE_BEGIN, NLOHMANN_JSON_NAMESPACE_END

Version history

• Added in version 3.11.2.