isEmpty

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Subhajit Sahu edited this page Dec 2, 2022 · 15 revisions

Check if a set is empty.

Similar: size, isEmpty.

function isEmpty(x)
// x: a set

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

var x = new Set([1, 2, 3]);
set.isEmpty(x);
// → false

var x = new Set();
set.isEmpty(x);
// → true

References