take$

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Subhajit Sahu edited this page Dec 2, 2022 · 14 revisions

Keep first n values only (default order).

Alternatives: take, take$.
Similar: take, drop.

function take$(x, n)
// x: a set (updated)
// n: number of values [1]

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

var x = new Set([1, 2, 3, 4]);
set.take$(x, 2);
// → Set(2) { 1, 2 }

x;
// → Set(2) { 1, 2 }

var x = new Set([1, 2, 3, 4]);
set.take$(x, 3);
// → Set(3) { 1, 2, 3 }

References