Java PrintWriter close（）方法与示例

PrintWriter类close()方法 (PrintWriter Class close() method)

• close() method is available in java.io package.

  close()方法在java.io包中可用。

• close() method is used to close this stream and free all system resources linked with the stream.

  close()方法用于关闭此流并释放与该流链接的所有系统资源。

• close() method is a non-static method, it is accessible with the class object only and if we try to access the method with the class name then we will get an error.

  close()方法是一个非静态方法，只能通过类对象访问，如果尝试使用类名称访问该方法，则会收到错误消息。

• close() method does not throw an exception at the time of closing the stream.

  close()方法在关闭流时不会引发异常。

Syntax:

句法：

public void close();

Parameter(s):

参数：

• It does not accept any parameter.

  它不接受任何参数。

Return value:

返回值：

The return type of the method is void, it returns nothing.

该方法的返回类型为void ，不返回任何内容。

Example:

例：

// Java program to demonstrate the example // of void close() method of PrintWriterimport java.io.*;public class CloseOfPW {public static void main(String[] args) {String str = "Java Programming";// Instantiates PrintWriterPrintWriter p_stm = new PrintWriter(System.out);// Display strp_stm.println("str: " + str);p_stm.flush();// By using close() method is to // close the stream p_stmSystem.out.println("Stream Shutdown....");p_stm.close();} }

Output

输出量

str: Java Programming Stream Shutdown....

翻译自: https://www.includehelp.com/java/printwriter-close-method-with-example.aspx

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