Question

Checks whether the sequence has no elements.

Signature

Sequence.isEmpty = function() { /*...*/ }

Sequence.isEmpty = function isEmpty() {
  return !this.any();
}

Name	Type(s)	Description
returns	boolean	True if the sequence is empty, false if it contains at least one element.

Examples

Lazy([]).isEmpty()        // => true
Lazy([1, 2, 3]).isEmpty() // => false