What is C#

Your first C# program

Keywords and Identifiers

Variables Declarations and Assignments

Built-in Value Types

String Reference Types

Value Types vs Reference Types in C#

Operators in C#

Operators - Coding Exercise

Nullable Types

Datatype Conversion (Typecast and Convert class)

Datatype Conversion (Parse and TryParse)

Arrays

Introduction to Statements

Conditional Statements - If / Else / Else If

If-Else - Coding Exercise

Logical AND and Logical OR

Logical AND Quiz

Switch Case - Conditional Statements

Iteration Statements - Introduction

While Loops - Iteration Statements

Do While Loops - Iteration Statements

For Loops - Iteration Statements

Foreach Loops - Iteration Statements

Break and Continue Statements

Coding Exercise - Loops - Exercise 1

Coding Exercise - Solution - Loops - Exercise 1

Introduction to String Functions and Operations in C#

Length - Determine Length Of A String in C#

Substring - Extract Text From A String In C#

IndexOf - Search Within String - String IndexOf and LastIndexOf Methods

ToLower and ToUpper - Convert String To Lowercase or Uppercase

Replace - Replace Text in String

Split - Split a string using a separator

Trim - Trim Leading and Trailing Whitespaces or Characters from string

StartsWith - Check if string StartsWith sub string

EndsWith - Check if string EndsWith sub string

Contains - Check if string contains the substring

Introduction to Methods

Defining and Calling Instance Methods

Static Methods

Method Parameters

Types Of Method Parameters (Value Types, Reference Types, Output Types)

Scope Of Variables

Optional Parameters

Named Parameters

Introduction To Classes

Constructors

Static and Instance Members

Properties and it's benefits

Auto-Implemented Properties

Inheritance - Basics, Benefits, Practical Code Examples

Types of Inheritance and Using Access Modifiers

Method Hiding (new keyword, base keyword)

Polymorphism and Run-Time Polymorphism (Method Overriding)

Method Overriding vs Method Hiding

Method Overloading - Compile Time Polymorphism

Interface - Introduction, Practical Examples and Advantages Of Interfaces

Abstract Classes

Default Interface Methods

Abstract classes vs Interfaces

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