The visitor pattern is a behavioral pattern that allows us to define new operations without changing the classes of the elements on which they operate.
FP makes functions independent of object changes.
- Preface
- Getting Started with Functional Programming in Swift
- Functions and Closures
- Types and Type Casting
- Enumerations and Pattern Matching
- Generics and Associated Type Protocols
- Map, Filter, and Reduce
- Dealing with Optionals
- Functional Data Structures
- Importance of Immutability
- Best of Both Worlds and Combining FP Paradigms with OOP
- Case Study - Developing an iOS Application with FP and OOP Paradigms
Visitor pattern
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