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wolfram77 edited this page Mar 27, 2020 · 28 revisions

Searches a value from left.

Alternatives: left, right, all.

array.search(x, v, [fn]);
// x:  an array
// v:  search value
// fn: compare function (a, b)
// --> index of value, -1 if not found

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

var x = [1, 2, 3, 2, 5];
array.search(x, 2);
// 1        ^

var x = [1, -2, 3, 2, 5];
array.search(x, 2, (a, b) => Math.abs(a) - Math.abs(b));
// 1         ^

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