Question

How to get the first N characters of a string in C#

Answer 1

using System;
 
class Program
{
    public static string get_first_n_characters(string s, int n) {
        if (n >= s.Length) { 
            return s; 
        }
        return s.Substring(0, n);
    } 
    static void Main() {
        string s = "c++ c php c# java golang nodejs";
        int n = 7;
 
        string first_n_ch = get_first_n_characters(s, n);

        Console.Write(first_n_ch);
    }
}
 
 
 
/*
run:
 
c++ c p
 
*/

 

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Answer 2

using System;
  
class Program
{
    static void Main() {
        string s = "c# programming";
        int N = 6;
          
        string first_n_char = s.Length > N ? s.Substring(0, N) : ""; 
  
        Console.Write(first_n_char);
    }
}
  
  
  
/*
run:
  
c# pro
  
*/

 

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Answer 3

using System;
  
class Program
{
    static void Main() {
        string s = "c# programming";
        int N = 6;
          
        string first_n_char = s.Substring(0, N);
  
        Console.Write(first_n_char);
    }
}
  
  
/*
run:
  
c# pro
  
*/

 

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