find (original) (raw)
Find first value passing a test.
Alternatives: find, findRight, findAll.
Similar: search, scan, find.
function find(x, ft) // x: an array // ft: test function (v, i, x)
const xarray = require('extra-array');
var x = [1, 2, 3, 4, 5]; xarray.find(x, v => v % 2 == 0); // → 2 ^
xarray.find(x, v => v % 2 == 1); // → 1 ^