randomKey - nodef/extra-object GitHub Wiki

Pick an arbitrary key.

Similar: keys, has, randomKey. Similar: keys, values, entries.

function randomKey(x, fr)
// x:  an object
// fr: random number generator ([0, 1))

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

var x = {a: 1, b: 2, c: 3};
object.randomKey(x);
// → 'c'

object.randomKey(x);
// → 'b'

References

• Array.sample: sugarjs