Dart is an object-oriented language with C-style syntax which can optionally trans compile into JavaScript. It supports a varied range of programming aids like interfaces, classes, collections, generics, and optional typing.

Variables and Data Types: Understanding how to declare and initialize variables, and the different data types available in Dart, is essential to writing effective code.

• Final & Const

• Number
• String
• Boolean

1. - Single Line
2. - Multi Line
3. - Documentation Comment

• Arithmetic Operators
• Equality and Relational Operators
• Type test Operators
• Bitwise Operators
• Assignment Operators
• Logical Operators

• Reserved Keywords

Dart has a rich ecosystem of libraries and packages that can help you write code more efficiently. Understanding how to use these libraries and packages can help you write better code and speed up your development process.

• Libraries
• Packages

• For Loop
• For In Loop
• While Loop
• Do While Loop

• If Statement
• If Else Statement
• Else If Statement
• Switch Case Statement

• Break Statement
• Continue Statement

• Classes
• Callable classes
• Inheritance
• Constructors
• Super Constructor
• Methods
• Extend a class
• Extension methods
• Abstract Classes
• Interfaces
• Getters & Setters
• Method Overriding

• Static Keyword
• Super Keyword
• This Keyword

Generics allow you to write code that can work with a variety of different data types. Understanding how to use generics can help you write more flexible and reusable code.

• Generics

Error handling is an important part of programming. Dart has a comprehensive set of exception handling mechanisms that can help you handle errors and exceptions effectively.

• Exception
• Error handling

• Spread Operators

• List
• Set
• Map
• Queue

• Typedefs

• Enums
• Mixins
• Metadata
• Isolates
• Null safety

Dart has built-in support for asynchronous programming, which allows you to perform time-consuming operations without blocking the main thread.

• Async
• Await

Testing is an important part of software development, and Dart has built-in support for writing unit tests. It's important to understand how to write and run tests in Dart, as well as how to use testing frameworks like Flutter's built-in testing library or the popular package, test.

• Unit Testing

Futures and streams are powerful abstractions in Dart that allow you to work with asynchronous code more effectively.

Dart has powerful meta-programming features, including reflection and annotations, which allow you to write code that can inspect and modify itself at runtime. Understanding how to use these features can help you write more flexible and modular code.

• Symbol
• Runes
• Concurrency
• HTML DOM
• Debugging