join - nodef/extra-set GitHub Wiki

Join values together into a string.

function join(x, sep)
// x:   a set
// sep: separator [,]
const set = require('extra-set');

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

set.join(x, ", ");
// → "1, 2, 3"

References