Aggregates | C# Online Compiler

Aggregates by Farquaad

using System;
using System.Collections.Generic;
using System.Linq;

public class Student
{
	public int StudentID
	{
		get;
		set;
	}

	public string StudentName
	{
		get;
		set;
	}

	public int Age
	{
		get;
		set;
	}
}

public class Program
{
	public static void Main()
	{
		IList<String> strList = new List<String>() { "One", "Two", "Three", "Four", "Five"};

		var csv = strList.Aggregate((s1, s2) => s1 + "," + s2);
		Console.WriteLine(csv);
		
		
		// Student collection
		IList<Student> studentList = new List<Student>()
		{
			new Student()
			{
			StudentID = 1, StudentName = "John", Age = 13
			}

			 , 
			new Student()
			{
			StudentID = 2, StudentName = "Moin", Age = 21
			}

			 , 
			new Student()
			{
			StudentID = 3, StudentName = "Bill", Age = 18
			}

			 , 
			new Student()
			{
			StudentID = 4, StudentName = "Ram", Age = 20
			}

			 , 
			new Student()
			{
			StudentID = 5, StudentName = "Ron", Age = 15
			}
		};

		
		var aggregatedNames = studentList.Aggregate("Names: ", (acc, stud) => acc +=  stud.StudentName + ",");
		Console.WriteLine(aggregatedNames);
		
		var totalAge = studentList.Aggregate(0, (acc, stud) => acc +=  stud.Age);
		Console.WriteLine(totalAge);
		
		aggregatedNames = studentList.Aggregate("Names: ", (acc, stud) => acc +=  stud.StudentName + ",", (str => str.Substring(0, str.Length - 1)));
		Console.WriteLine(aggregatedNames);
		
	}
}

​x
 
using System;
using System.Collections.Generic;
using System.Linq;
​
public class Student
{
    public int StudentID
    {
        get;
        set;
    }
​
    public string StudentName
    {
        get;
        set;
    }
​
    public int Age
    {
        get;
        set;
    }
}
​
public class Program
{
    public static void Main()
    {
        IList<String> strList = new List<String>() { "One", "Two", "Three", "Four", "Five"};
​
        var csv = strList.Aggregate((s1, s2) => s1 + "," + s2);
        Console.WriteLine(csv);
        
        
        // Student collection
        IList<Student> studentList = new List<Student>()
        {
            new Student()
            {
            StudentID = 1, StudentName = "John", Age = 13
            }
​
             , 
            new Student()
            {
            StudentID = 2, StudentName = "Moin", Age = 21
            }
​
             , 
            new Student()
            {
            StudentID = 3, StudentName = "Bill", Age = 18
            }
​
             , 
            new Student()
            {
            StudentID = 4, StudentName = "Ram", Age = 20
            }
​
             , 
            new Student()
            {
            StudentID = 5, StudentName = "Ron", Age = 15
            }
        };
​
        
        var aggregatedNames = studentList.Aggregate("Names: ", (acc, stud) => acc +=  stud.StudentName + ",");
        Console.WriteLine(aggregatedNames);
        
        var totalAge = studentList.Aggregate(0, (acc, stud) => acc +=  stud.Age);
        Console.WriteLine(totalAge);
        
        aggregatedNames = studentList.Aggregate("Names: ", (acc, stud) => acc +=  stud.StudentName + ",", (str => str.Substring(0, str.Length - 1)));
        Console.WriteLine(aggregatedNames);
        
    }
}

Compilation error (line 1, col 0): Labels are not valid outside methods/multiline lambdas.
Compilation error (line 1, col 0): Syntax error.
Compilation error (line 2, col 0): Labels are not valid outside methods/multiline lambdas.
Compilation error (line 2, col 0): Syntax error.
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Compilation error (line 15, col 0): Labels are not valid outside methods/multiline lambdas.
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Compilation error (line 18, col 0): Syntax error.
Compilation error (line 19, col 0): Labels are not valid outside methods/multiline lambdas.
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Compilation error (line 20, col 0): Labels are not valid outside methods/multiline lambdas.
Compilation error (line 20, col 0): Syntax error.
Compilation error (line 21, col 0): Labels are not valid outside methods/multiline lambdas.
Compilation error (line 21, col 0): Syntax error.
Compilation error (line 22, col 0): Labels are not valid outside methods/multiline lambdas.
Compilation error (line 22, col 0): Syntax error.
Compilation error (line 23, col 0): Labels are not valid outside methods/multiline lambdas.
Compilation error (line 23, col 0): Syntax error.
Compilation error (line 24, col 0): Labels are not valid outside methods/multiline lambdas.
Compilation error (line 24, col 0): Syntax error.
Compilation error (line 25, col 0): Labels are not valid outside methods/multiline lambdas.
Compilation error (line 25, col 0): Syntax error.
Compilation error (line 26, col 0): Labels are not valid outside methods/multiline lambdas.
Compilation error (line 26, col 0): Syntax error.
Compilation error (line 27, col 0): Labels are not valid outside methods/multiline lambdas.
Compilation error (line 27, col 0): Syntax error.
Compilation error (line 28, col 0): Labels are not valid outside methods/multiline lambdas.
Compilation error (line 28, col 0): Syntax error.
Compilation error (line 29, col 0): Labels are not valid outside methods/multiline lambdas.
Compilation error (line 29, col 0): Syntax error.
Compilation error (line 30, col 0): Labels are not valid outside methods/multiline lambdas.
Compilation error (line 30, col 0): Syntax error.
Compilation error (line 31, col 0): Labels are not valid outside methods/multiline lambdas.
Compilation error (line 31, col 0): Syntax error.
Compilation error (line 32, col 0): Labels are not valid outside methods/multiline lambdas.
Compilation error (line 32, col 0): Syntax error.
Compilation error (line 33, col 0): Labels are not valid outside methods/multiline lambdas.
Compilation error (line 33, col 0): Syntax error.
Compilation error (line 34, col 0): Labels are not valid outside methods/multiline lambdas.
Compilation error (line 34, col 0): Syntax error.
Compilation error (line 35, col 0): Labels are not valid outside methods/multiline lambdas.
Compilation error (line 35, col 0): Syntax error.
Compilation error (line 36, col 0): Labels are not valid outside methods/multiline lambdas.
Compilation error (line 36, col 0): Syntax error.
Compilation error (line 37, col 0): Labels are not valid outside methods/multiline lambdas.
Compilation error (line 37, col 0): Syntax error.
Compilation error (line 38, col 0): Labels are not valid outside methods/multiline lambdas.
Compilation error (line 38, col 0): Syntax error.
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Compilation error (line 39, col 0): Syntax error.
Compilation error (line 40, col 0): Labels are not valid outside methods/multiline lambdas.
Compilation error (line 40, col 0): Syntax error.
Compilation error (line 41, col 0): Labels are not valid outside methods/multiline lambdas.
Compilation error (line 41, col 0): Syntax error.
Compilation error (line 42, col 0): Labels are not valid outside methods/multiline lambdas.
Compilation error (line 42, col 0): Syntax error.
Compilation error (line 43, col 0): Labels are not valid outside methods/multiline lambdas.
Compilation error (line 43, col 0): Syntax error.
Compilation error (line 44, col 0): Labels are not valid outside methods/multiline lambdas.
Compilation error (line 44, col 0): Syntax error.
Compilation error (line 45, col 0): Labels are not valid outside methods/multiline lambdas.
Compilation error (line 45, col 0): Syntax error.
Compilation error (line 46, col 0): Labels are not valid outside methods/multiline lambdas.
Compilation error (line 46, col 0): Syntax error.
Compilation error (line 47, col 0): Labels are not valid outside methods/multiline lambdas.
Compilation error (line 47, col 0): Syntax error.

Last Run:	7:09:44 am
Compile:	0s
Execute:	0.139s
Memory:	0b
CPU:	0s

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