randomEntry - nodef/extra-set GitHub Wiki

Pick an arbitrary entry.

Similar: randomEntry, entries.

function randomEntry(x, fr)
// x:  a set
// fr: random number generator ([0, 1))
const set = require('extra-set');

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

set.randomEntry(x);
// → [ 2, 2 ]

References