Java DataInputStream.readChar()方法範例

DataInputStream.readChar()方法的語法如下所示。

public final char readChar()   throws IOException

範例

在下面的程式碼顯示如何使用DataInputStream.readChar()方法。

import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;

public class Main {
  public static void main(String[] args) throws IOException {

    byte[] buf = { 65, 66, 67, 68, 69, 70 };

    FileOutputStream fos = new FileOutputStream("c:\\test.txt");

    DataOutputStream dos = new DataOutputStream(fos);

    for (byte b : buf) {
      dos.writeChar(b);
    }
    dos.flush();

    InputStream is = new FileInputStream("c:\\test.txt");

    DataInputStream dis = new DataInputStream(is);

    while (dis.available() > 0) {
      char c = dis.readChar();
      System.out.print(c);
    }

  }
}