isEmpty - nodef/extra-entries GitHub Wiki

Check if an iterable is empty.

Similar: size, isEmpty.

function isEmpty(x)
// x: an iterable

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

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

var x = [];
entries.isEmpty(x);
// → true

References