Proposed exercise
Expand the TextToHtml class, so that ir can dump it result to a text file. Create a method ToFile, which will receive the name of the file as a parameter.
Hint: You must use a "StreamWriter"
Output
Solution
using System;
using System.IO;
class TextToHTML
{
private string[] html;
private int lines;
private int count;
public TextToHTML()
{
count = 0;
lines = 1000;
html = new string[lines];
}
public void ToFile(string nameFile)
{
try
{
StreamWriter file = File.CreateText(nameFile);
file.WriteLine( ToString() );
file.Close();
}
catch (Exception e)
{
Console.WriteLine("Error!!!");
}
}
public void Add(string line)
{
if (count < lines)
{
html[count] = line;
count++;
}
}
public string ToString()
{
string textHtml;
textHtml = "\n";
textHtml += "\n";
for (int i = 0; i < count; i++)
{
textHtml += "
";
textHtml += html[i];
textHtml += "
\n";
}
textHtml += "\n";
textHtml += "\n";
return textHtml;
}
public void Display()
{
Console.Write( ToString() );
}
}
class Test
{
static void Main()
{
TextToHTML textToHTML = new TextToHTML();
textToHTML.Add("Hello");
textToHTML.Add("How are you?");
textToHTML.Display();
textToHTML.ToFile("prueba.html");
}
}