-
Notifications
You must be signed in to change notification settings - Fork 1
swap
Subhajit Sahu edited this page Feb 3, 2021
·
19 revisions
Exchange two values.
function swap(x, i, j)
// x: an iterable
// i: an index
// j: another index
const xiterable = require('extra-iterable');
var x = [1, 2, 3, 4];
[...xiterable.swap(x, 0, 1)];
// → [2, 1, 3, 4]
[...xiterable.swap(x, 0, 3)];
// → [4, 2, 3, 1]