Question

How to sum all the positive values in a list using LINQ with C#

Answer 1

using System;
using System.Linq;
using System.Collections.Generic;
 
class Program
{
    static void Main() {
        var list = new List<int> { 3, 7, -8, 91, 99, 10, -5, 1, 2 };
 
        var result = list.Sum(e => e > 0 ? e : 0);
         
        Console.WriteLine(result);
    }
}
 
 
 
/*
run:
    
213
  
*/

 

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Answer 2

using System;
using System.Linq;
using System.Collections.Generic;
  
class Program
{
    static void Main() {
        var list = new List<int> { 3, 7, -8, 91, 99, 10, -5, 1, 2 };
  
        var result = (from x in list where x > 0 select x).Sum();
          
        Console.WriteLine(result);
    }
}
  
  
  
/*
run:
     
213
   
*/

 

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