pub fn as_blank(&self) -> Option<()> {
        match *self {
            Value::Blank => Some(()),
            _ => None,
        }
    }
/// Extracts the blank value if it is blank
Extracts the blank value if it is blank
Extracts the blank value if it is blank
pub fn as_blank(&self) -> Option<()> {
        match *self {
            Value::Blank => Some(()),
            _ => None,
        }
    }
pub fn as_blank ( & self ) -> Option < ( ) > { match * self { Value :: Blank => Some ( ( ) ) , _ => None , } }
Extracts the blank value if it is blank
Extracts the blank value if it is blank
&self
&self