pub fn is_empty(&self) -> bool {
        if let Inner::Primitive(ref inner) = self.0 {
            return inner.is_empty()
        }
        !self.iter().any(|s| !s.is_empty())
    }
/// Returns whether the content is empty.
Returns whether the content is empty.
Returns whether the content is empty .
pub fn is_empty(&self) -> bool {
        if let Inner::Primitive(ref inner) = self.0 {
            return inner.is_empty()
        }
        !self.iter().any(|s| !s.is_empty())
    }
pub fn is_empty ( & self ) -> bool { if let Inner :: Primitive ( ref inner ) = self . 0 { return inner . is_empty ( ) } ! self . iter ( ) . any ( | s | ! s . is_empty ( ) ) }
Returns whether the content is empty.
Returns whether the content is empty .
&self
&self