fn range(&self, row: R) -> (usize, usize) {
        let row = row.index();
        let words_per_row = words(self.columns);
        let start = row * words_per_row;
        (start, start + words_per_row)
    }
/// The range of bits for a given row.
The range of bits for a given row.
The range of bits for a given row .
fn range(&self, row: R) -> (usize, usize) {
        let row = row.index();
        let words_per_row = words(self.columns);
        let start = row * words_per_row;
        (start, start + words_per_row)
    }
fn range ( & self , row : R ) -> ( usize , usize ) { let row = row . index ( ) ; let words_per_row = words ( self . columns ) ; let start = row * words_per_row ; ( start , start + words_per_row ) }
The range of bits for a given row.
The range of bits for a given row .
&self
row
R
&self
row
R