In this tutorial how to write in the file using FileOutputStream class in Core Java is shown.
Code:
FileOutputStreamDemo.java
import java.io.*;
class Test3
{
public static void main(String[] args)
{
String fileName=”temp1.txt”;
try
{
String bytes=”Hello there, here is some text.”;
byte[] buffer = bytes.getBytes();
FileOutputStream outputStream = new FileOutputStream(fileName);
outputStream.write(buffer);
outputStream.close();
System.out.println(“Wrote “+buffer.length+” bytes”);
}
catch(IOException ex)
{
System.out.println(“Error writing file ‘”+fileName+”‘”);
}
}
}