C# Online Compiler | .NET Fiddle

using System; using System.Text; using System.Linq; using System.Diagnostics; 
					
public static class Program
{
	// Based on http://www.codeproject.com/Articles/13503/Stripping-Accents-from-Latin-Characters-A-Foray-in
	// Proper Normalization
	public static string UnicodeToANSI(this string s)
	{
		var sb = new StringBuilder();
		sb.Append(s.Normalize(NormalizationForm.FormKD)
		.Where(x => (x > 30 && x <= 255))
		.ToArray());
		return sb.ToString();
	}
	
	//ANSI characters 32 to 127 correspond to those in the 7-bit ASCII character set,
	public static string ReducetoASCII(this string s)
    {
        StringBuilder sb = new StringBuilder(s.Length);
        foreach (char c in s)
        {
            if ((int)c > 255) // remove chars > 127
                continue;
            if ((int)c < 32)  // remove  control characters 
                continue;
            sb.Append(c);
        }
        return sb.ToString();
    }
	
	public static void Main()
	{
		Stopwatch sw = new Stopwatch(); 
		string french = "A Paris, le cortège parisien s’était élancé à 14 heures.\r\n\tFace à l’affluence, un «itinéraire bis» a été mis en place. D’importants rassemblements ont lieu à Bordeaux, Marseille, Rennes ou Lyon. Suivez la journée avec nos journalistes dans toute la France.";
		string ftemp = string.Empty; 
		string german = "ޘ Trump\t\r\nverwechselt Klägerin Carroll auf Foto mit Ex-Frau – das könnte Folgen haben"; 
		string gtemp = string.Empty; 
		Console.WriteLine(french); 
		
		sw.Start();
		ftemp = french.ReducetoASCII(); 
		sw.Stop(); 
		
		Console.WriteLine("Ansi reduced\r\n" + ftemp + " in " + sw.ElapsedTicks); 
		
		sw.Reset(); 
		sw.Start();
		ftemp = french.UnicodeToANSI(); 
		sw.Stop(); 
		
		Console.WriteLine("Proper Normalization\r\n" + ftemp + " in " + sw.ElapsedTicks); 
				
		Console.WriteLine();
		Console.WriteLine();
		Console.WriteLine(german); 
		
		sw.Reset();
		sw.Start();
		gtemp = german.ReducetoASCII(); 
		sw.Stop(); 
		
		Console.WriteLine("Ansi reduced\r\n" + gtemp + " in " + sw.ElapsedTicks); 
		
		sw.Reset(); 
		sw.Start();
		gtemp = german.UnicodeToANSI(); 
		sw.Stop(); 
		
		Console.WriteLine("Proper Normalization\r\n" + gtemp + " in " + sw.ElapsedTicks); 
		
	}
}

 
using System; using System.Text; using System.Linq; using System.Diagnostics; 
                    
public static class Program
{
    // Based on http://www.codeproject.com/Articles/13503/Stripping-Accents-from-Latin-Characters-A-Foray-in
    // Proper Normalization
    public static string UnicodeToANSI(this string s)
    {
        var sb = new StringBuilder();
        sb.Append(s.Normalize(NormalizationForm.FormKD)
        .Where(x => (x > 30 && x <= 255))
        .ToArray());
        return sb.ToString();
    }
    
    //ANSI characters 32 to 127 correspond to those in the 7-bit ASCII character set,
    public static string ReducetoASCII(this string s)
    {
        StringBuilder sb = new StringBuilder(s.Length);
        foreach (char c in s)
        {
            if ((int)c > 255) // remove chars > 127
                continue;
            if ((int)c < 32)  // remove  control characters 

Cached Result

  OS

---------------------

int Data_1;
float Data_2;

double Data_3 = 3;

int main(int a, int b, float X, double Y2)
{
    int    Data_A;
    double Data_B = 25.45;

    if(x > y)
        if(x < y)
            int a = b;
        else
            int a = c;

    return 0;
};

void f1(void)
{
    int a = 5;

goto Lb_1;
    return;
};

------------------

      TOKEN LIST:

   TYPE         VALUE

BuildInType     "int"
Identifier      "Data_1"
Punctuator      ";"
BuildInType     "float"
Identifier      "Data_2"
Punctuator      ";"
BuildInType     "double"
Identifier      "Data_3"
Operation       "="
Number          "3"
Punctuator      ";"
BuildInType     "int"
Identifier      "main"
Punctuator      "("
BuildInType     "int"
Identifier      "a"
Punctuator      ","
BuildInType     "int"
Identifier      "b"
Punctuator      ","
BuildInType     "float"
Identifier      "X"
Punctuator      ","
BuildInType     "double"
Identifier      "Y2"
Punctuator      ")"
Punctuator      "{"
BuildInType     "int"
Identifier      "Data_A"
Punctuator      ";"
BuildInType     "double"
Identifier      "Data_B"
Operation       "="
Number          "25.45"
Punctuator      ";"
ControlKeyWord  "if"
Punctuator      "("
Identifier      "x"
Operation       ">"
Identifier      "y"
Punctuator      ")"
ControlKeyWord  "if"
Punctuator      "("
Identifier      "x"
Operation       "<"
Identifier      "y"
Punctuator      ")"
BuildInType     "int"
Identifier      "a"
Operation       "="
Identifier      "b"
Punctuator      ";"
ControlKeyWord  "else"
BuildInType     "int"
Identifier      "a"
Operation       "="
Identifier      "c"
Punctuator      ";"
ControlKeyWord  "return"
Number          "0"
Punctuator      ";"
Punctuator      "}"
Punctuator      ";"
BuildInType     "void"
Identifier      "f1"
Punctuator      "("
BuildInType     "void"
Punctuator      ")"
Punctuator      "{"
BuildInType     "int"
Identifier      "a"
Operation       "="
Number          "5"
Punctuator      ";"
ControlKeyWord  "goto"
Identifier      "Lb_1"
Punctuator      ";"
ControlKeyWord  "return"
Punctuator      ";"
Punctuator      "}"
Punctuator      ";"
EOF             ""

int Data_1;
float Data_2;
double Data_3 = 3;

int main(int a, int b, float X, double Y2)
{
    int Data_A;
    double Data_B = 25.45;

    if(x > y)
    {

        if(x < y)
        {
            int a = b;

        }
        else
        {

            int a = c;
        }

    }

    return 0;
}

void f1()
{
    int a = 5;
    goto Lb_1;
    return;
}
  OS

Command exited with non-zero status 58