Trait ColumnIndex

pub trait ColumnIndex {
    // Required method
    fn idx(&self, columns: &[Column]) -> Option<usize>;
}

Things that may be used as an index of a row column.

Required Methods

fn idx(&self, columns: &[Column]) -> Option<usize>

Implementations on Foreign Types

impl ColumnIndex for &str

fn idx(&self, columns: &[Column]) -> Option<usize>

impl ColumnIndex for usize

fn idx(&self, columns: &[Column]) -> Option<usize>

Implementors