JavaScript - function as an object property

Question

Hey everyone, this is #23 from John Resig Advanced JavaScript http://ejohn.org/apps/learn/#23, called

What happens if a function is an object pr

Answer 1

1. use is a property of the object katana.
2. !this.isSharp will negate the value of this.isSharp. Ex if isSharp is true it will return false else it return false.
3. The assert checks whether the result of the boolean result is true. If the result is false then the assertion fails.