/*
Write int to a file using DataOutputStream
This Java example shows how to write a Java integer primitive value to a file using
writeInt method of Java DataOutputStream class.
*/
import java.io.DataOutputStream;
import java.io.FileOutputStream;
import java.io.IOException;
public class WriteIntToFile {
public static void main(String[] args) {
String strFilePath = "C://FileIO//WriteInt.txt";
try
{
//create FileOutputStream object
FileOutputStream fos = new FileOutputStream(strFilePath);
/*
* To create DataOutputStream object from FileOutputStream use,
* DataOutputStream(OutputStream os) constructor.
*
*/
DataOutputStream dos = new DataOutputStream(fos);
int i = 100;
/*
* To write an int value to a file, use
* void writeInt(int i) method of Java DataOutputStream class.
*
* This method writes specified int to output stream as 4 bytes value.
*/
dos.writeInt(i);
/*
* To close DataOutputStream use,
* void close() method.
*
*/
dos.close();
}
catch (IOException e)
{
System.out.println("IOException : " + e);
}
}
}
