Trait brassfibre::prelude::ColIndex

pub trait ColIndex<'s>: Sized {
    type Key;
    type Column;
    fn get<'l>(&'s self, label: &'l Self::Key) -> Self::Column;
    fn iget<'l>(&'s self, label: &'l usize) -> Self::Column;
    fn gets<'l>(&'s self, labels: &'l [Self::Key]) -> Self;
    fn igets<'l>(&'s self, locations: &'l [usize]) -> Self;
}

Indexing methods for Columns

Associated Types

type Key

type Column

Required Methods

fn get<'l>(&'s self, label: &'l Self::Key) -> Self::Column

Get column using label

fn iget<'l>(&'s self, label: &'l usize) -> Self::Column

Get column using given index

fn gets<'l>(&'s self, labels: &'l [Self::Key]) -> Self

Slice columns using labels

fn igets<'l>(&'s self, locations: &'l [usize]) -> Self

Slice columns given indices

Implementors

• impl<'v, 'i, 'c, V, I, C> ColIndex<'i> for Block<'v, 'i, 'c, V, I, C> where
    V: 'i + Clone,
    I: 'i + Clone + Eq + Hash,
    C: Clone + Eq + Hash, 
• impl<'v, 'i, 'c, I, C> ColIndex<'i> for DataFrame<'v, 'i, 'c, I, C> where
    I: Clone + Eq + Hash,
    C: Clone + Eq + Hash,