ilewriterdemo.java

来自「java2参考大全上的例子的源码和自己的理解.」· Java 代码 · 共 39 行

package filewriter;

/**
 * <p>Title: </p>
 * <p>Description: </p>
 * <p>Copyright: Copyright (c) 2005</p>
 * <p>Company: </p>
 * @author not attributable
 * @version 1.0
 */

// Demonstrate FileWriter.
import java.io.*;

class FileWriterDemo {
  public static void main(String args[]) throws Exception {
    String source = "Now is the time for all good men\n"
        + " to come to the aid of their country\n"
        + " and pay their due taxes.";
    char buffer[] = new char[source.length()];
    source.getChars(0, source.length(), buffer, 0);

    FileWriter f0 = new FileWriter("file1.txt");
    for (int i = 0; i < buffer.length; i += 2) {
      f0.write(buffer[i]);
    }
    f0.close();

    FileWriter f1 = new FileWriter("file2.txt");
    f1.write(buffer);
    f1.close();

    FileWriter f2 = new FileWriter("file3.txt");

    f2.write(buffer, buffer.length - buffer.length / 4, buffer.length / 4);
    f2.close();
  }
}