Enum Key 

pub enum Key<'a> {
    Numeric(&'a [f64]),
    Categorical(&'a [String]),
}

One sort key: a column of the frame.

Variants

Numeric(&'a [f64])

A numeric key, used as is. Must be finite.

Categorical(&'a [String])

A categorical key, ranked by byte order of its values.

Trait Implementations

impl<'a> Clone for Key<'a>

fn clone(&self) -> Self

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl<'a> Debug for Key<'a>

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.