isEmpty

Checks is array is empty. 🏃 📼 📦 🌔 📒

Similar: index, indexRange, size, isEmpty.

array.isEmpty(x);
// x: an array

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

var x = [1, 2, 3];
array.isEmpty(x);
// false

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

References

• Data.List.null: Haskell
• List.isEmpty: elm
• Array.length: MDN web docs
• Array.isEmpty: sugarjs