Practice C# | C# Online Compiler

Practice C# by kalpeshdeshmukh7

// Namespace Declaration
using System;

public class Test
{
	//method
	static void Print(){
	  Console.WriteLine("test...");
	}

	//method with parameters
	static void Name(string name){
	   Console.WriteLine("Name : " +name);
	}
	
	//method with default parameters
	static void Color(string color="Red"){
	   Console.WriteLine("Color : " +color);
	}
	
	static int add(int x , int y){
	   return x+y;
	}
	
	static float add(float x , float y){
	   return x+y;
	}
	
	string color="Blue";
	string flower;
	
	//Constructor
	public Test(){
	   flower="Red";
	}
	
	//inheritance
	class parent{
	   public string brand ="Car";
		public void print(){
		  Console.WriteLine("vehicle details ...");
		}
	}

	class dervied:parent{
		public string modelname="BMW";
	}
	
    public static void Main()
    {
        int a=10;	
		int num=10;
		int den=5;
		
		int quo=num/den;
		Console.WriteLine("quo " +quo);
		
		int rem=num%den;
		Console.WriteLine("rem " +rem);
		
		//compare equal
		if (a == 10){
		 Console.WriteLine("\na is equal to 10");
		}
		
		//compare not equal
		if(a !=11){
		   Console.WriteLine("a is not equal to 10");
		}
		
		//returns true if both conditions are true
		if ( a == 10 && a != 11){
			Console.WriteLine("\nboth true");
		}
		
		//returns true if any one condition is true
		if ( a == 10 || a != 11){
			Console.WriteLine("atleast one true");
		}
		
		//without ternary operator
		bool res;
		if(a==10){
		  res= true;
		}
		else{
		  res= false;
		}
		Console.WriteLine("\nResult "+ res);
		
		//ternary operator // Condition ? res 1 : res 2
		bool res1 = a==10 ? true : false;
		Console.WriteLine("Result " +res1);
		
		//implicit conversion  - int to float - no loss of data
		int i =1000;
		float f  = i;		
		Console.WriteLine("\nInt to Float " +f);
		
		//explicit conversion - float to int - loss of data
		float f1 = 1000.7675f;
		int i1= Convert.ToInt32(f1);
		Console.WriteLine("Float to Int " +f1);
		
		int[] evenNo= new int[3];
		evenNo[0]=0;
		evenNo[0]=2;
	    evenNo[0]=4;
		
		Console.WriteLine("\nprinting even no :");
		for (i=0; i < evenNo.Length; i++){
			Console.WriteLine("printing even no " +i);	
		}
		Console.WriteLine("length " + evenNo.Length); 
		
		int [] oddNo= {1, 3, 5};
		Console.WriteLine("\nprinting odd no :");
		for (i=0; i< oddNo.Length; i++)
		{
			Console.WriteLine("printing odd no " +i);	
		}
		Console.WriteLine("length " + oddNo.Length); 
		
		//if statement
		Console.WriteLine("\n");
		if(a>5){
		  Console.WriteLine("\na is greater than 5");
		}
		
		//if else statement
		Console.WriteLine("\n");
		if(a>10){
		  Console.WriteLine("a is greater than 10");
		}
		else{
		  Console.WriteLine("a is not greater than 10");
		}
		
		//if elseif else statement
		Console.WriteLine("\n");
		if(a>15){
		  Console.WriteLine("a is greater than 10");
		}
		else if (a==10){
		  Console.WriteLine("a is equal to 10");
		}
		else {
		  Console.WriteLine("a is not greater than 10");
		}	
		
	    //switch expression
		Console.WriteLine("\n");
		int day = 8;
		switch(day){
			case 1 :
				Console.WriteLine("Day 1");
				break;
			case 2 :
				Console.WriteLine("Day 2");
				break;
			case 3 :
				Console.WriteLine("Day 3");
				break;
			case 4 :
				Console.WriteLine("Day 4");
				break;
			case 5 :
				Console.WriteLine("Day 5");
				break;
			case 6 :
				Console.WriteLine("Day 6");
				break;
			case 7 :
				Console.WriteLine("Day 1");
				break;
			default :
				Console.WriteLine("Weekend waiting...");
				break;
		}
		
		//for loop
		Console.WriteLine("\n");
		for(i=0; i<5; i++){
		 Console.WriteLine(i);
		}
		
		//while loop
		Console.WriteLine("\n");
		int y=0;
		while(y<5){
		  Console.WriteLine(y);
		  y++;
		}
		
		//do while loop
		Console.WriteLine("\n");
		int p=0;
		do{
		  Console.WriteLine(p);
		  p++;
		}
		while(p<5);
		
		//foreach - foreach (type variableName in arrayName) 
		Console.WriteLine("\n");
		string [] names={"abc","bac","cab","dac"};
		foreach (string name in names){
		  Console.WriteLine(name);
		}
		
		//break statement
		Console.WriteLine("\n");
		for(int s=0; s<5; s++){
		  if (s==4){
		    break;  
		  }
		  Console.WriteLine(s);
		}
		
		//continue statement
		Console.WriteLine("\n");
		for(int r=0; r<6; r++){
		  if (r==4){
		  continue;
		  }
		  Console.WriteLine(r);
		}
		
		//Method Calling
		Print();
		Name("Kalpesh");
		Color();
		
		//Method Overloading
		int z=add(10,20);
		Console.WriteLine(z);
		float k=add(7.8f,8.9f);
		Console.WriteLine(k);
		
		//Classes Objects
		Test t1=new Test();
		Console.WriteLine("Color : " + t1.color);
		
		//Constructor Calling
		Test t2=new Test();
		Console.WriteLine("Flower : " + t2.flower);
		
		//inheritance calling
		Console.WriteLine("\n");
		dervied c=new dervied();
		c.print();
		Console.WriteLine("Brand : " + c.brand +" & "+ "Model : "+ c.modelname);
    }
}

​x
 
// Namespace Declaration
using System;
​
public class Test
{
    //method
    static void Print(){
      Console.WriteLine("test...");
    }
​
    //method with parameters
    static void Name(string name){
       Console.WriteLine("Name : " +name);
    }
    
    //method with default parameters
    static void Color(string color="Red"){
       Console.WriteLine("Color : " +color);
    }
    
    static int add(int x , int y){
       return x+y;
    }
    
    static float add(float x , float y){
       return x+y;
    }
    
    string color="Blue";
    string flower;
    
    //Constructor
    public Test(){
       flower="Red";
    }
    
    //inheritance
    class parent{
       public string brand ="Car";
        public void print(){
          Console.WriteLine("vehicle details ...");
        }
    }
​
    class dervied:parent{
        public string modelname="BMW";
    }
    
    public static void Main()
    {
        int a=10;   
        int num=10;
        int den=5;
        
        int quo=num/den;
        Console.WriteLine("quo " +quo);
        
        int rem=num%den;
        Console.WriteLine("rem " +rem);
        
        //compare equal
        if (a == 10){
         Console.WriteLine("\na is equal to 10");
        }
        
        //compare not equal
        if(a !=11){
           Console.WriteLine("a is not equal to 10");
        }
        
        //returns true if both conditions are true
        if ( a == 10 && a != 11){
            Console.WriteLine("\nboth true");
        }
        
        //returns true if any one condition is true
        if ( a == 10 || a != 11){
            Console.WriteLine("atleast one true");
        }
        
        //without ternary operator
        bool res;
        if(a==10){
          res= true;
        }
        else{
          res= false;
        }
        Console.WriteLine("\nResult "+ res);
        
        //ternary operator // Condition ? res 1 : res 2
        bool res1 = a==10 ? true : false;
        Console.WriteLine("Result " +res1);
        
        //implicit conversion  - int to float - no loss of data
        int i =1000;
        float f  = i;       
        Console.WriteLine("\nInt to Float " +f);
        
        //explicit conversion - float to int - loss of data
        float f1 = 1000.7675f;
        int i1= Convert.ToInt32(f1);
        Console.WriteLine("Float to Int " +f1);
        
        int[] evenNo= new int[3];
        evenNo[0]=0;
        evenNo[0]=2;
        evenNo[0]=4;
        
        Console.WriteLine("\nprinting even no :");
        for (i=0; i < evenNo.Length; i++){
            Console.WriteLine("printing even no " +i);  
        }
        Console.WriteLine("length " + evenNo.Length); 
        
        int [] oddNo= {1, 3, 5};
        Console.WriteLine("\nprinting odd no :");
        for (i=0; i< oddNo.Length; i++)
        {
            Console.WriteLine("printing odd no " +i);   
        }
        Console.WriteLine("length " + oddNo.Length); 
        
        //if statement
        Console.WriteLine("\n");
        if(a>5){
          Console.WriteLine("\na is greater than 5");
        }
        
        //if else statement
        Console.WriteLine("\n");
        if(a>10){
          Console.WriteLine("a is greater than 10");
        }
        else{
          Console.WriteLine("a is not greater than 10");
        }
        
        //if elseif else statement
        Console.WriteLine("\n");
        if(a>15){
          Console.WriteLine("a is greater than 10");
        }
        else if (a==10){
          Console.WriteLine("a is equal to 10");
        }
        else {
          Console.WriteLine("a is not greater than 10");
        }   
        
        //switch expression
        Console.WriteLine("\n");
        int day = 8;
        switch(day){
            case 1 :
                Console.WriteLine("Day 1");
                break;
            case 2 :
                Console.WriteLine("Day 2");
                break;
            case 3 :
                Console.WriteLine("Day 3");
                break;
            case 4 :
                Console.WriteLine("Day 4");
                break;
            case 5 :
                Console.WriteLine("Day 5");
                break;
            case 6 :
                Console.WriteLine("Day 6");
                break;
            case 7 :
                Console.WriteLine("Day 1");
                break;
            default :
                Console.WriteLine("Weekend waiting...");
                break;
        }
        
        //for loop
        Console.WriteLine("\n");
        for(i=0; i<5; i++){
         Console.WriteLine(i);
        }
        
        //while loop
        Console.WriteLine("\n");
        int y=0;
        while(y<5){
          Console.WriteLine(y);
          y++;
        }
        
        //do while loop
        Console.WriteLine("\n");
        int p=0;
        do{
          Console.WriteLine(p);
          p++;
        }
        while(p<5);
        
        //foreach - foreach (type variableName in arrayName) 
        Console.WriteLine("\n");
        string [] names={"abc","bac","cab","dac"};
        foreach (string name in names){
          Console.WriteLine(name);
        }
        
        //break statement
        Console.WriteLine("\n");
        for(int s=0; s<5; s++){
          if (s==4){
            break;  
          }
          Console.WriteLine(s);
        }
        
        //continue statement
        Console.WriteLine("\n");
        for(int r=0; r<6; r++){
          if (r==4){
          continue;
          }
          Console.WriteLine(r);
        }
        
        //Method Calling
        Print();
        Name("Kalpesh");
        Color();
        
        //Method Overloading
        int z=add(10,20);
        Console.WriteLine(z);
        float k=add(7.8f,8.9f);
        Console.WriteLine(k);
        
        //Classes Objects
        Test t1=new Test();
        Console.WriteLine("Color : " + t1.color);
        
        //Constructor Calling
        Test t2=new Test();
        Console.WriteLine("Flower : " + t2.flower);
        
        //inheritance calling
        Console.WriteLine("\n");
        dervied c=new dervied();
        c.print();
        Console.WriteLine("Brand : " + c.brand +" & "+ "Model : "+ c.modelname);
    }
}

quo 2
rem 0

a is equal to 10
a is not equal to 10

both true
atleast one true

Result True
Result True

Int to Float 1000
Float to Int 1000.768

printing even no :
printing even no 0
printing even no 1
printing even no 2
length 3

printing odd no :
printing odd no 0
printing odd no 1
printing odd no 2
length 3

a is greater than 5

a is not greater than 10

a is equal to 10

Weekend waiting...

0
1
2
3
4

0
1
2
3
4

0
1
2
3
4

abc
bac
cab
dac

0
1
2
3

0
1
2
3
5
test...
Name : Kalpesh
Color : Red
30
16.7
Color : Blue
Flower : Red

vehicle details ...
Brand : Car & Model : BMW

Cached Result
Last Run:	2:10:07 pm
Compile:	0.127s
Execute:	0s
Memory:	16kb
CPU:	0.016s

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