! @brief helper to access iterator member functions in range-based for This function allows to access @ref iterator::key() and @ref itera

default constructor

construct iteration proxy from a container

! @brief create JSON pointer Create a JSON pointer according to the syntax described in [Section 3 of RFC6901](https://tools.ietf.org/htm

create reverse iterator from iterator

! @param[in, out] r reference to a JSON value that is manipulated while parsing @param[in] allow_exceptions_ whether

default constructor (for null values)

return the key of an object iterator

* Entry point of application. * Starts the server. */