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Checks if array has a subsequence.

Package Exports

  • @extra-array/is-subsequence-on.min

Readme

Checks if array has a subsequence. 🏃 📼 📦 🌔

Alternatives: compare, map.
Similar: subsequence, subsequences, isSubsequence.
This is part of package extra-array.

This is browserified, minified version of @extra-array/is-subsequence-on.
It is exported as global variable array_isSubsequenceOn.
CDN: unpkg, jsDelivr.

array.isSubsequenceOn(x, y, [fn], [ths]);
// x:   an array
// y:   subsequence?
// fn:  map function (v, i, x)
// ths: this argument
const array = require('extra-array');

var x = [1, 2, 3, 4];
array.isSubsequenceOn(x, [2, 4]);
// true

array.isSubsequenceOn(x, [-2, -4]);
// false

array.isSubsequenceOn(x, [-2, -4], v => Math.abs(v));
// true

references