Classes
Dart Properties
Working with Properties
Dart properties use get and set for computed values.
Introduction to Dart Properties
Dart properties are a powerful feature that allows you to define getters and setters for encapsulating the logic of getting and setting the values of class fields. They provide an interface to access private variables from outside the class while maintaining the control over the data. By using Dart properties, you can compute values dynamically at runtime.
Using Getters in Dart
Getters in Dart are methods that are used to read the value of a property. They allow you to compute a value on the fly or return a stored value. A getter is defined using the get keyword followed by the method name.
Using Setters in Dart
Setters in Dart allow you to define a way to set the value of a property. They are useful when you want to add extra logic while setting a value, such as validation. A setter is defined using the set keyword followed by the method name.
Benefits of Using Dart Properties
The use of properties in Dart offers several advantages:
- Encapsulation: They help in hiding the internal data and exposing only what is necessary.
- Data Integrity: Properties ensure that any changes to the data are validated and processed as required.
- Lazy Computation: Values can be computed only when needed, which can optimize performance.
Conclusion
Dart properties using get and set provide a flexible way to manage and control access to class fields. By using properties, you can ensure data integrity and encapsulate the logic needed to compute or validate values. Mastering this concept is essential for effective Dart programming.
In the next post, we will explore Dart Lists and see how they can be utilized to manage collections of data efficiently.
Classes
- Classes
- Constructors
- Inheritance
- Interfaces
- Abstract Classes
- Mixins
- Enums
- Properties
