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C# String concatenate

In C# we can concatenate string in 2 ways:

  • Using (+) operator.
  • Using string.Concat() method.

C# Example of string concatenation

using System;

namespace MyApplication
  class Program
    static void Main(string[] args)
      string firstName = "John ";
      string lastName = "Smith";
      string fullName1 = firstName + lastName;
      Console.WriteLine("Concatenate using + : " + fullName1);
      string fullName2 = string.Concat(firstName, lastName);
      Console.WriteLine("Concatenate using Concat method : " +fullName2);


Concatenate using + : John Smith
Concatenate using Concat method : John Smith


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