Dart Concepts
1. Variables and Data Types
Variables are used to store data, which can be of different types.
- int: Integer values.
- double: Floating-point numbers.
- String: Textual data.
- bool: Boolean values (true or false).
2. Operators
Operators perform operations on variables and values.
- Arithmetic Operators: Used for mathematical calculations.
- Comparison Operators: Used to compare values.
- Logical Operators: Used for logical operations.
3. Control Flow
Control flow statements determine the order in which code is executed.
- if-else: Conditional execution based on boolean expressions.
- switch: Multi-way branching.
- for, while, do-while: Looping constructs for repeated execution.
4. Functions
Functions are reusable blocks of code that perform a specific task.
5. Classes and Objects
Dart is an object-oriented language where classes define the structure and behavior of objects.
6. Inheritance
Inheritance allows a class to inherit properties and methods from another class.
7. Mixins
Mixins allow a class to use methods from other classes without using inheritance.
8. Asynchronous Programming
Dart supports asynchronous programming using Futures and Streams to handle tasks that take time without blocking the main thread.
9. Error Handling
Error handling allows developers to manage runtime errors using try-catch blocks.
10. Libraries and Packages
Dart supports modular programming through libraries and packages, allowing code reuse and better organization.
11. Null Safety
Dart introduced null safety to prevent null reference errors by distinguishing nullable and non-nullable types.
Conclusion
These concepts provide a foundational understanding of Dart programming. You can expand on each topic with explanations and practical examples for your blog or repository.
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