Java BufferedReader.read()方法範例

Java BufferedReader.read()方法範例

BufferedReader中的BufferedReader.read()方法具有以下語法。

public int read()  throws IOException

範例

在下面的程式碼中展示了如何使用BufferedReader.read()方法。

import java.io.BufferedReader;
import java.io.FileInputStream;
import java.io.InputStream;
import java.io.InputStreamReader;

public class Main {
  public static void main(String[] args) throws Exception {
    InputStream is = new FileInputStream("c:/test.txt");

    InputStreamReader isr = new InputStreamReader(is);

    BufferedReader br = new BufferedReader(isr);

    int value = 0;
    while ((value = br.read()) != -1) {
      char c = (char) value;
      System.out.println(c);
    }
  }
}