@extra-array/is-subsequence.min
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2.9.64 • Public • Published

Checks if array has a subsequence. 🏃 📼 📦 🌔 📒

Similar: subsequence, subsequences, isSubsequence, searchSubsequence.
Similar: isValue, isPrefix, isInfix, isSuffix, isSubsequence, isPermutation.
This is part of package extra-array.

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

array.isSubsequence(x, y, [fc], [fm]);
// x:  an array
// y:  subsequence?
// fc: compare function (a, b)
// fm: map function (v, i, x)
const array = require('extra-array');

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

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

array.isSubsequence(x, [-2, -4], (a, b) => Math.abs(a) - Math.abs(b));
// true

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

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