Template Class basic_json

• Defined in File json.hpp

Inheritance Relationships

Base Type

• public nlohmann::detail::json_base_class< void >

Class Documentation

template<template<typename U, typename V, typename ...Args> class ObjectType = std::map, template<typename U, typename ...Args> class ArrayType = std::vector, class StringType = std::string, class BooleanType = bool, class NumberIntegerType = std::int64_t, class NumberUnsignedType = std::uint64_t, class NumberFloatType = double, template<typename U> class AllocatorType = std::allocator, template<typename T, typename SFINAE = void> class JSONSerializer = adl_serializer, class BinaryType = std::vector<std::uint8_t>, class CustomBaseClass = void>
class basic_json : public nlohmann::detail::json_base_class<void>

namespace for Niels Lohmann

a class to store JSON values

a class to store JSON values

See also

https://json.nlohmann.me/api/basic_json/

See also

https://github.com/nlohmann

Since

version 1.0.0

Since

version 1.0.0

Public Types

using value_t = detail::value_t

using json_pointer = ::nlohmann::json_pointer<StringType>

template<typename T, typename SFINAE>
using json_serializer = JSONSerializer<T, SFINAE>

using error_handler_t = detail::error_handler_t

using cbor_tag_handler_t = detail::cbor_tag_handler_t

using initializer_list_t = std::initializer_list<detail::json_ref<basic_json>>

using input_format_t = detail::input_format_t

using json_sax_t = json_sax<basic_json>

parse_error = { using exception=detail::exception detail::parse_error

using invalid_iterator = detail::invalid_iterator

using type_error = detail::type_error

using out_of_range = detail::out_of_range

using other_error = detail::other_error

reference = { * the type of elements in a basic_json container using value_type=basic_json value_type &

using const_reference = const value_type&

using difference_type = std::ptrdiff_t

using size_type = std::size_t

using allocator_type = AllocatorType<basic_json>

using pointer = typename std::allocator_traits<allocator_type>::pointer

using const_pointer = typename std::allocator_traits<allocator_type>::const_pointer

using iterator = iter_impl<basic_json>

using const_iterator = iter_impl<const basic_json>

using reverse_iterator = json_reverse_iterator<typename basic_json::iterator>

using const_reverse_iterator = json_reverse_iterator<typename basic_json::const_iterator>

Public Members

*JSON Pointer

*SAX interface type

**brief returns the allocator associated with the container *sa https

*brief returns version information on the library *sa https

result ["copyright"]  = "(C) 2013-2023 Niels Lohmann"

return result

***name JSON value data types *The data types to store a JSON value These types are derived from *the template arguments passed to class ref basic_json **brief a type for an object *sa https  {*  @brief default object key comparator type*  The actual object key comparator type (@ref object_comparator_t) may be*  different.*  @sa https:using default_object_comparator_t = std::less<StringType>

***name JSON value data types *The data types to store a JSON value These types are derived from *the template arguments passed to class ref basic_json **brief a type for an object *sa basic_json

***name JSON value data types *The data types to store a JSON value These types are derived from *the template arguments passed to class ref basic_json **brief a type for an object *sa default_object_comparator_t

***name JSON value data types *The data types to store a JSON value These types are derived from *the template arguments passed to class ref basic_json **brief a type for an object *sa AllocatorType< std::pair< const StringType, basic_json > >

*brief a type for an array *sa https

*brief a type for an array *sa AllocatorType< basic_json >

*brief a type for a string *sa https

*brief a type for a boolean *sa https

*brief a type for a number *(integer) *@sa https brief a type for a number *(unsigned) *@sa https brief a type for a number *(floating-point) *@sa https brief a type for a packed binary type *sa https

*brief object key comparator type *sa https

***brief parser event types *sa https

*brief per element parser callback type *sa https

***name constructors and destructors *Constructors of class ref basic_json copy move constructor copy * assignment

***name constructors and destructors *Constructors of class ref basic_json copy move constructor copy functions creating and the destructor *data m_data   = {}

Public Static Attributes

static ***name constructors and destructors *Constructors of class ref basic_json copy move constructor copy functions creating objects

Friends

friend struct detail::external_constructor

friend class ::nlohmann::json_pointer

friend class ::nlohmann::detail::parser

friend class ::nlohmann::detail::iter_impl

friend class ::nlohmann::detail::binary_writer

friend class ::nlohmann::detail::binary_reader

friend class ::nlohmann::detail::json_sax_dom_parser

friend class ::nlohmann::detail::json_sax_dom_callback_parser

friend class ::nlohmann::detail::exception