JSON for Modern C++  2.0.0
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>
enum nlohmann::basic_json::value_t : uint8_t
strong

This enumeration collects the different JSON types. It is internally used to distinguish the stored values, and the functions is_null(), is_object(), is_array(), is_string(), is_boolean(), is_number(), and is_discarded() rely on it.

Since
version 1.0.0
Enumerator
null 

null value

object 

object (unordered set of name/value pairs)

array 

array (ordered collection of values)

string 

string value

boolean 

boolean value

number_integer 

number value (integer)

number_unsigned 

number value (unsigned integer)

number_float 

number value (floating-point)

discarded 

discarded by the the parser callback function

Definition at line 698 of file json.hpp.