Breaks array at given indices.
Alternatives: cut, cutRight, cutAt, cutAtRight.
Similar: cut, split, group.
This is part of package extra-array.
array.cutAt(x, is);
// x: an array
// is: split indices (sorted)
const array = require("extra-array");
var x = [1, 2, 3, 4, 5];
array.cutAt(x, [1, 3]);
// [ [ 1 ], [ 2, 3 ], [ 4, 5 ] ]
array.cutAt(x, [0, 4]);
// [ [], [ 1, 2, 3, 4 ], [ 5 ] ]