searchRight - nodef/extra-iterable GitHub Wiki
Find index of last value passing a test.
Alternatives: search, searchRight, searchAll. Similar: search, [scan], find.
function searchRight(x, ft)
// x: an iterable
// ft: test function (v, i, x)
const xiterable = require('extra-iterable');
var x = [1, 2, 3, 4, 5];
xiterable.searchRight(x, v => v % 2 == 0);
// → 3 ^
xiterable.searchRight(x, v => v % 2 == 1);
// → 4 ^