Answer Posted / urukundappa.g

using System;
using System.Text;

class Program
{
static void Main()
{
// Create an array with five strings.
string[] array =
new string["Dot", "Net", "Perls", "Sam", "Allen"];

// Call the methods.
string result1 = ConvertStringArrayToString(array);
string result2 = ConvertStringArrayToStringJoin
(array);

// Display the results.
Console.WriteLine(result1);
Console.WriteLine(result2);
Console.Read();
}

static string ConvertStringArrayToString(string[] array)
{
// Concatenate all the elements into a
StringBuilder.
StringBuilder builder = new StringBuilder();
foreach (string value in array)
{
builder.Append(value);
builder.Append('.');
}
return builder.ToString();
}

StringBuilder [] stringBuilders = builder.ToArray();

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