C#

public class Tester
{
    class Program
    {
        static void Main(string[] args)
        {
            SampleClass s = null; 

            try
            {
                s = new SampleClass(20, 20);
            }
            catch (Exception e)
            {
                // Do processing here.
                s = null;
            }


            if( s != null )
            {
                s.Action();  // Compiler says: Use of unassigned local variable 's'
            }
        }
    }
}

Goebel wrote:

public class SampleClass
{
    public SampleClass()
    {
        this.param1 = 1;
        this.param2 = 1; 
    }

    public Assign(int param1, int param2)
    {
            int param1;
            int param2; 

            if (param1 % param2 != 0)
            {
                throw new Exception(); 
            }

            this.param1 = param1;
            this.param2 = param2; 
    }

    public void Action()
    {
        // Some weird stuff in here.
    }
}

public class Tester
{
    class Program
    {
        static void Main(string[] args)
        {
            SampleClass s = new SampleClass(); 

            try
            {
                s.Assign(20, 20);
            }
            catch (Exception e)
            {
                // Do processing here.
            }

            s.Action();
        }
    }
}

public void example(bool dummy)
           {
                myClass s;

                if (dummy)
                {
                    s = new myClass();
                }
                else
                {
                    if (s==null)
                        //do something
                    else
                        //do something else
                }
                    
           }

Pete O'Hanlon wrote:

Would you please stop posting the same question again and again? People have given you answers and suggestions to this question elsewhere.

DON345 wrote:

i want to show this data as xml output

DON345 wrote:

pls any one give me solution for this.

DON345 wrote:

it is more helpful for me.

<br />
// method call on button click<br />
protected void Button1_Click(object sender, EventArgs e)<br />
    {<br />
        StreamReader streamreader = File.OpenText(Server.MapPath("TextFile.txt"));<br />
        XmlTextWriter xmlTextWriter= this.CreateXML();<br />
        while (!streamreader.EndOfStream)<br />
        {<br />
            string line = streamreader.ReadLine();<br />
<br />
            string[] values = line.Split(':');<br />
            if(values.Length>1)<br />
            writeElement(xmlTextWriter, values[0], values[1]);<br />
        }<br />
        this.EndXml(xmlTextWriter);<br />
        xmlTextWriter.Close();<br />
    }<br />
<br />
  public XmlTextWriter CreateXML()<br />
    {<br />
        XmlTextWriter xTextWriter = new XmlTextWriter(Server.MapPath("Ouput.xml"), System.Text.Encoding.UTF8);<br />
        xTextWriter.WriteStartDocument();<br />
        xTextWriter.WriteStartElement("RootElement");<br />
          <br />
        <br />
<br />
        return xTextWriter;<br />
    <br />
    }<br />
<br />
    public void EndXml(XmlTextWriter xmlTextWriter)<br />
    {<br />
        xmlTextWriter.WriteEndElement();<br />
        xmlTextWriter.WriteEndDocument();<br />
    <br />
    }<br />
<br />
    public void writeElement(XmlTextWriter xmlTextWriter, string key, string value)<br />
    {<br />
        xmlTextWriter.WriteStartElement("Field");<br />
        xmlTextWriter.WriteAttributeString("Key", key);<br />
        xmlTextWriter.WriteAttributeString("Value", value);<br />
        xmlTextWriter.WriteEndElement();<br />
        <br />
    <br />
    }<br />

DON345 wrote:

can we show the xml output like
staring and ending tags of each line is key and in between start and elements attribute as value
Ex:value