! @brief count digits Count the number of decimal (base 10) digits for an input unsigned integer. @param[in] x unsigned integer number

! @brief create a parse error exception @param[in] id_ the id of the exception @param[in] pos the position where the error occ

Please Note ***: - If you end up here looking at a compiler error because it's trying to register your custom reporter class be aware that the native

! @brief check whether a string is UTF-8 encoded The function checks each byte of a string whether it is UTF-8 encoded. The result of the

! @brief dump escaped string Escape a string by replacing certain special characters by a sequence of an escape character (backslash) and

! @brief dump a floating-point number Dump a given floating-point number to output stream @a o. Works internally with @a number_buffer.

! @param[in] format the current format @param[in] detail a detailed error message @param[in] context further context information

UTF-32

UTF-16

! @param[in] reference_string the reference string to the current value @param[in] value the value to consider @param[in,out]

This function is useful to print float into JSON with only 2 decimals

! @brief access the first element Returns a reference to the first element in the container. For a JSON container `c`, the expression `c.