use serde_json::json;
fn main() {
let v = json!({"inf": std::f64::INFINITY, "nan": std::f64::NAN});
println!("VALUE: {:?}", v);
println!("TO_STRING: {}", v);
if let serde_json::Value::Object(map) = &v {
for (k, v) in map {
println!("{} => {:?}", k, v);
}
}
}