@extra-entries/difference

Gives entries not present in another. :package: :smiley_cat: :running: :vhs: :moon: :scroll: :newspaper: :blue_book:

Usage no npm install needed!

<script type="module">
  import extraEntriesDifference from 'https://cdn.skypack.dev/@extra-entries/difference';
</script>

README

Gives entries not present in another. :package: :smiley_cat: :running: :vhs: :moon: :scroll: :newspaper: :blue_book:

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

This is part of package extra-entries.


entries.difference(x, y);
// x: entries
// y: another entries

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

var x = [["a", 1], ["b", 2], ["c", 3], ["d", 4], ["e", 5]];
var y = [["b", 2], ["d", 4]];
[...entries.difference(x, y)];
// [ [ "a", 1 ], [ "c", 3 ], [ "e", 5 ] ]

var y = [["b", -2], ["d", -4]];
[...entries.difference(x, y)];
// [ [ "a", 1 ], [ "c", 3 ], [ "e", 5 ] ]


References