findRight

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Subhajit Sahu edited this page Jun 20, 2020 · 28 revisions

Finds last value passing a test. 🏃 📼 📦 🌔 📒

Alternatives: find, findRight, findAll.
Similar: search, scan, find.

iterable.findRight(x, ft);
// x:  an iterable
// ft: test function (v, i, x)

const iterable = require('extra-iterable');

var x = [1, 2, 3, 4, 5];
iterable.findRight(x, v => v % 2 == 0);
// 4              ^

iterable.findRight(x, v => v % 2 == 1);
// 5                 ^

references