searchValueRight (original) (raw)
Find last index of a value.
Alternatives: searchValue, searchValueRight, searchValueAll.
Similar: search, scan, find.
function searchValueRight(x, v, fc, fm) // x: an array // v: search value // fc: compare function (a, b) // fm: map function (v, i, x)
const xarray = require('extra-array');
var x = [1, 2, 3, 2, 5]; xarray.searchValueRight(x, 2); // → 3 ^
var x = [1, 2, 3, -2, 5]; xarray.searchValueRight(x, 2, (a, b) => Math.abs(a) - Math.abs(b)); // → 3 ^
xarray.searchValueRight(x, 2, null, v => Math.abs(v)); // → 3 ^