What do you remember about optional binding?

Optional binding is a way to check if a variable has a valueOptional binding works with constants and variablesIt's safer than force-unwrappingThat's a synonym for optional chaining

Great! Optional binding is safer than force-unwrapping because it makes sure that a variable (or constant) has a value before we use it.

Ouch! Optional binding is safer than force-unwrapping because it makes sure that a variable (or constant) has a value before we use it.