24 Working with Option: For-comprehension
After reading this lesson, you will be able to
- Chain optional values together using
for-comprehension - Introduce conditions within
for-comprehensionconstructs - Code using the most common operations defined on
Option
In the previous lesson, you learned how to use the functions map, flatten, and flatMap to manipulate optional values. In this lesson, you are also going to discover a more readable and elegant way of combining instances of Option thanks to a new type of construct called for-comprehension. You’ll also see how to integrate Boolean conditions to control how values are chained together. Finally, you’ll discover other useful operations implemented for Option, such as isDefined, getOrElse,
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