@extra-array/concat-update

Appends values from arrays. :package: :smiley_cat: :running: :vhs: :moon: :scroll: :newspaper: :blue_book:

Usage no npm install needed!

<script type="module">
  import extraArrayConcatUpdate from 'https://cdn.skypack.dev/@extra-array/concat-update';
</script>

README

Appends values from arrays. :package: :smiley_cat: :running: :vhs: :moon: :scroll: :newspaper: :blue_book:

Alternatives: concat, concat$.
Similar: concat, join.

This is part of package extra-array.


array.concat$(x, ...ys);
// x:  an array (updated)
// ys: arrays to append
// → x

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

var x = [1, 2];
var y = [3, 4];
array.concat$(x, y);
// [ 1, 2, 3, 4 ]

x;
// [ 1, 2, 3, 4 ]

var x = [1, 2];
array.concat$(x, y, y);
// [ 1, 2, 3, 4, 3, 4 ]


References