randomEntry - nodef/extra-lists GitHub Wiki

Pick an arbitrary entry.

Similar: randomEntry, hasEntry.

function randomEntry(x, fr)
// x:  lists
// fr: random number generator ([0, 1))

const xlists = require('extra-lists');

var x = ['a', 'b', 'c'], [1, 2, 3](/nodef/extra-lists/wiki/'a',-'b',-'c'],-[1,-2,-3);
xlists.randomEntry(x);
// → [ 'c', 3 ]

xlists.randomEntry(x);
// → [ 'b', 2 ]

References