pub fn as_f64(&self) -> Option<f64> {
        match self {
            Value::F64(v) => Some(*v),
            _ => None,
        }
    }
/// return the f64 value if it is an F64 variant
return the f64 value if it is an F64 variant
return the f64 value if it is an F64 variant
pub fn as_f64(&self) -> Option<f64> {
        match self {
            Value::F64(v) => Some(*v),
            _ => None,
        }
    }
pub fn as_f64 ( & self ) -> Option < f64 > { match self { Value :: F64 ( v ) => Some ( * v ) , _ => None , } }
return the f64 value if it is an F64 variant
return the f64 value if it is an F64 variant
&self
&self