isDisjoint

Check if entries have no common keys.

Similar: union, intersection, difference, symmetricDifference, isDisjoint.

function isDisjoint(x, y)
// x: entries
// y: another entries

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

var x = [["a", 1], ["b", 2], ["c", 3]];
var y = [["c", 3], ["d", 4]];
entries.isDisjoint(x, y);
// → false

var y = [["d", 4]];
entries.isDisjoint(x, y);
// → true

References

• Data.Set.disjoint: Haskell
• Set.isdisjoint: Python