Checks if arrays have no value in common.
npm install @extra-array/is-disjointChecks if arrays have no value in common.
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> Similar: [isUnique], [isDisjoint], [intersection].
> This is part of package [extra-array].
[extra-array]: https://www.npmjs.com/package/extra-array
``javascript`
array.isDisjoint(x, y, [fc], [fm]);
// x: an array
// y: another array
// fc: compare function (a, b)
// fm: map function (v, i, x)
> :stopwatch: Compare function => O(n²).
`javascript
const array = require("extra-array");
var x = [1, 2, 3, 4];
array.isDisjoint(x, [2, 5]);
// false
array.isDisjoint(x, [-2, -5]);
// true
array.isDisjoint(x, [-2, -5], (a, b) => Math.abs(a) - Math.abs(b));
// false
array.isDisjoint(x, [-2, -5], null, v => Math.abs(v));
// false
``
- Data.Set.disjoint: Haskell
- Set.isdisjoint: Python
[intersection]: https://github.com/nodef/extra-array/wiki/intersection
[isUnique]: https://github.com/nodef/extra-array/wiki/isUnique
[isDisjoint]: https://github.com/nodef/extra-array/wiki/isDisjoint