Question

How to remove the first and last string from a list if they exists using Linq in C#

Answer 1

using System;
using System.Linq;
using System.Collections.Generic;
   
class Program
{
    static void Main() {
        var list = new List<string> { "python", "c-sharp", "c", "c++", "java", "php", "go" };
   
        var result = list.SkipWhile(x=>x.Equals("python"))
                         .Reverse()
                         .SkipWhile(x=>x.Equals("go"))
                         .Reverse();
           
        Console.WriteLine(string.Join(", ", result));
    }
}
   
   
   
/*
run:
      
c-sharp, c, c++, java, php
    
*/

 

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Answer 2

using System;
using System.Linq;
using System.Collections.Generic;
   
class Program
{
    static void Main() {
        var list = new List<string> { "python", "c-sharp", "c", "c++", "java", "php", "go" };
   
        if (list.First().Equals("python")) {
            list.RemoveAt(0);
        }
        
        if (list.Last().Equals("go")) {
            list.RemoveAt(list.Count - 1);
        }
           
        Console.WriteLine(string.Join(", ", list));
    }
}
   
   
   
   
/*
run:
      
c-sharp, c, c++, java, php
    
*/

 

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