///
/// Returns the number of positions.
///
Returns the number of positions.
Returns the number of positions .
pub fn len(&self) -> usize {
        match self {
            Self::F32(values) => values.len(),
            Self::F64(values) => values.len(),
        }
    }
pub fn len ( & self ) -> usize { match self { Self :: F32 ( values ) => values . len ( ) , Self :: F64 ( values ) => values . len ( ) , } }
Returns the number of positions.
Returns the number of positions .
&self