C# StreamWriter Write(String, Object)

Description

StreamWriter Write(String, Object) Writes a formatted string to the text string or stream, using the same semantics as the String.Format(String, Object) method.

Syntax

StreamWriter.Write(String, Object) has the following syntax.

public virtual void Write(
  string format,
  Object arg0
)

Parameters

StreamWriter.Write(String, Object) has the following parameters.

• format - A composite format string (see Remarks).
• arg0 - The object to format and write.

Returns

StreamWriter.Write(String, Object) method returns

Example

Writes a formatted string to the text string or stream.

/*from   w  w w.jav  a  2s .  co  m*/
using System;
using System.IO;
using System.Text;

class Program
{
    static void Main(string[] args)
    {
        string fileName = "test.txt";

        using (StreamWriter writer = new StreamWriter(fileName))
        {
            writer.Write("{0} java2s.com",123);
        }
    }
}