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/* Write boolean to a file using DataOutputStream This Java example shows how to write a Java boolean primitive value to a file using writeBoolean method of Java DataOutputStream class. */ import java.io.DataOutputStream; import java.io.FileOutputStream; import java.io.IOException; public class WriteBooleanToFile { public static void main(String[] args) { String strFilePath = "C://FileIO//WriteBoolean.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); boolean b = false; /* * To write a boolean value to a file, use * void writeBoolean(boolean b) method of Java DataOutputStream class. * * This method writes specified boolean to output stream as a 1 byte (true * value is written out as 1 whereas false as 0) */ dos.writeBoolean(b); /* * To close DataOutputStream use, * void close() method. * */ dos.close(); } catch (IOException e) { System.out.println("IOException : " + e); } } } |
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