Question

How to remove newlines from a string C#

Answer 1

using System;

class Program
{
    static void Main()
    {
        string s = "c# \n c c++ \n java python\n";

        s = RemoveNewLines(s);

        Console.Write(s);
    }

    static string RemoveNewLines(string input) {
        return input
            .Replace("\n", "")
            .Replace("\r", "");
    }
}




/*
run:

c#  c c++  java python

*/

 

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Answer 2

using System;
using System.Text.RegularExpressions;

class Program
{
    static void Main()
    {
        string s = "c# \n c c++ \n java python\n";

        s = RemoveNewLines(s);

        Console.Write(s); // result without extra spaces
    }

    static string RemoveNewLines(string input) {
        if (input == null)
            return string.Empty;

        // Replace any run of whitespace (spaces, tabs, newlines, etc.) with a single space
        input = Regex.Replace(input, @"\s+", " ");

        // Trim leading/trailing spaces
        return input.Trim();
    }
}



/*
run:

c# c c++ java python

*/

 

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