pub fn is_blank(&self) -> bool {
        match *self {
            Value::Blank => true,
            _ => false,
        }
    }
/// Tests whether this value is blank
Tests whether this value is blank
Tests whether this value is blank
pub fn is_blank(&self) -> bool {
        match *self {
            Value::Blank => true,
            _ => false,
        }
    }
pub fn is_blank ( & self ) -> bool { match * self { Value :: Blank => true , _ => false , } }
Tests whether this value is blank
Tests whether this value is blank
&self
&self