Writing Binary Data : File Save Load « JSP « Java Tutorial

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Java Tutorial » JSP » File Save Load

23. 51. 4. Writing Binary Data


<%@ page import="java.io.*" %>

<HTML>

    <HEAD>

        <TITLE>Writing Binary Data</TITLE>

    </HEAD>



    <BODY>

        <H1>Writing Binary Data</H1>

        This page writes binary data to a file.

        <BR>



        <%

            byte data[] = {1, 2, 3, 4};

            String file = application.getRealPath("/") + "test.dat";

            FileOutputStream fileoutputstream = new FileOutputStream(file);



            for (int i = 0; i < data.length; i++) {

                fileoutputstream.write(data[i]);

            }



            fileoutputstream.close();

        %>

        Four byte values were written to a file byte by byte.

    </BODY>

</HTML>

23. 51. File Save Load
	23. 51. 1.	Save Form Input to File using JSP
	23. 51. 2.	Index of Files
	23. 51. 3.	Read file
	23. 51. 4.	Writing Binary Data
	23. 51. 5.	Reading Binary Data

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