findAll

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Subhajit Sahu edited this page Jun 12, 2020 · 15 revisions

Finds values of entries passing a test. 🏃 📼 📦 🌔 📒

Alternatives: find, findAll.
Similar: find, search, searchValue.

object.findAll(x, fn, [ths]);
// x:   an object
// fn:  test function (v, k, x)
// ths: this argument

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

var x = new Map([['a', 1], ['b', 2], ['c', 3], ['d', 4]]);
map.findAll(x, v => v % 2 === 0);
// [ 2, 4 ]                      ^                   ^

map.findAll(x, v => v % 8 === 0);
// []

references