Checks if array has a permutation.
Similar: permutation, permutations, hasPermutation.
Similar: hasValue, hasPrefix, hasInfix, hasSuffix, hasSubsequence, hasPermutation, hasPath.
This is part of package extra-array.
This is browserified, minified version of @extra-array/has-permutation.
It is exported as global variable array_hasPermutation.
CDN: unpkg, jsDelivr.
array.hasPermutation(x, y, [fc], [fm]);
// x: an array
// y: permutation?
// fc: map function (v, i, x)
// fm: compare function (a, b)const array = require("extra-array");
var x = [1, 2, 3, 4];
array.hasPermutation(x, [4, 3, 2, 1]);
// true
array.hasPermutation(x, [3, -1, -2, 4]);
// false
array.hasPermutation(x, [3, -1, -2, 4], (a, b) => Math.abs(a) - Math.abs(b));
// true
array.hasPermutation(x, [3, -1, -2, 4], null, v => Math.abs(v));
// true