course content

Course Content

C# Basics

1. Getting Started

Why C#?C# SyntaxDisplaying OutputChallenge: Outputting a TriangleCommentsChallenge: CommentsVariablesIdentifiersChallenge: Variable DeclarationBasic Operators & ExpressionsChallenge: Operators

2. Dealing with Data Types

Integer Data TypesDeclaring Explicitly Typed VariablesFloating-Point and DoubleBooleansCharacterStringStrings ChallengeBasic String FormattingString Formatting PracticeDeclaring ConstantsBasic Type CastingType Casting PracticeBasic Type ConversionBasic Coding Practice

3. Control Structures

Comparison OperatorsLogical OperatorsOperators ChallengeOrder of Operationsif statementif-condition Challengeelse Keywordelse Keyword Practiceif-else ChainTask (if, else-if, else)switch StatementPracticing Switch

4. Loops

For LoopPracticing For LoopWhile LoopDo-While LoopPracticing Do-While Loopbreak statementcontinue statementPracticing break and continue

5. Arrays

What are Arrays?Practicing Array DeclarationIndexingIndexing PracticeMulti-Dimensional ArraysPracticing Multi-Dimensional ArraysLooping through ArraysArray Loops Challenge

6. Methods

What are Methods?Creating and Calling MethodsMethods Creation PracticeMethod ParametersPracticing Method with ParametersMethod Return ValuesPracticing Return ValuesLocal & Global ScopesPracticing ScopesWhat's Next?

C# Basics

Challenge: Variable DeclarationChallenge: Variable Declaration

Complete the code by declaring the variables value_1 and value_2 having values 10 and 20 respectively.

cs

main.cs

1. Use the var keyword and the assignment operator (=) for variable declaration. 

namespace ConsoleApp
{
    internal class Program
    {
        static void Main(string[] args)
        {
            // Write code below this line
            var value_1 = 10;
            var value_2 = 20;
            // Write code above this line


            System.Console.WriteLine("Value 1: " + value_1);
            System.Console.WriteLine("Value 2: " + value_2);
        }
    }
}

Everything was clear?

Section 1. Chapter 9