jsonw_float_field
jsonw_float_field(wr, "stock", 8.16);
void jsonw_float_field(json_writer_t *self, const char *prop, double num);
void jsonw_float_field(json_writer_t *self, const char *prop, double num);
jsonw_float_field(json_wtr, "recycling_pct", recycle);
jsonw_float_field(json_wtr, "mean", mean);
jsonw_float_field(json_wtr, "stddev", stddev);
jsonw_float_field(json_wtr, "coefficient-of-variation", cv);
jsonw_float_field(json_wtr, "normalized-spread", ns);
jsonw_float_field(json_wtr, "savings", savings);
jsonw_float_field(wr, "stock", 8.16);
void jsonw_float_field(json_writer_t *self, const char *prop, double num);