@brief access the first element @sa https://json.nlohmann.me/api/basic_json/front/
| 21558 | /// @brief access the first element |
| 21559 | /// @sa https://json.nlohmann.me/api/basic_json/front/ |
| 21560 | reference front() |
| 21561 | { |
| 21562 | return *begin(); |
| 21563 | } |
| 21564 | |
| 21565 | /// @brief access the first element |
| 21566 | /// @sa https://json.nlohmann.me/api/basic_json/front/ |