JSON for Modern C++
3.0.0
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◆ is_number_integer()
template<template< typename, typename, typename... > class ObjectType = std::map, template< typename, typename... > 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 > class AllocatorType = std::allocator, template< typename, typename=void > class JSONSerializer = adl_serializer>
This function returns true if and only if the JSON value is a signed or unsigned integer number. This excludes floating-point values.
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