isEmpty - nodef/extra-lists GitHub Wiki

Check if lists is empty.

Similar: size, isEmpty.

function isEmpty(x)
// x: lists

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

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

var x = [], [](/nodef/extra-lists/wiki/],-[);
xlists.isEmpty(x);
// → true

References