Java Writer close()方法

java.io.Writer.close() 关闭流。

1 语法

public abstract void close()

2 参数

无

3 返回值

无

4 示例 

package com.yiidian;

/**
 * 一点教程网： http://www.yiidian.com
 */
/**
 * java.io.Writer.close()方法的例子
 */
import java.io.*;

public class Demo {
    public static void main(String[] args) {
        String s = "Hello World";

        // create a new writer
        Writer writer = new PrintWriter(System.out);

        try {
            // append a string
            writer.append(s);

            // flush the writer
            writer.flush();

            // append a new string
            writer.append("\nThis is an example");

            // flush and close the stream
            writer.close();

        } catch (IOException ex) {
            ex.printStackTrace();
        }
    }
}

输出结果为：

Hello World
This is an example