scanner close_Java Scanner close（）方法与示例

scanner close

扫描器类close()方法 (Scanner Class close() method)

close() method is available in java.util package.

close()方法在java.util包中可用。
close() method is used to close this Scanner object when opened otherwise this method does not affect.

当打开时，使用close()方法关闭此Scanner对象，否则此方法不受影响。
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 Scanner.

close()方法在关闭Scanner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 Scanner
import java.util.*;
public class CloseScanner {public static void main(String[] args) {String str = "Hi, IncludeHelp";
// Instantiates a Scanner object with
// the given string str
Scanner sc = new Scanner(str);
System.out.println("sc.nextLine(): " + sc.nextLine());
// By using close() method is to
// close the Scanner object
sc.close();
}
}

Output

输出量

sc.nextLine(): Hi, IncludeHelp

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

scanner close

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扫描器类close()方法 (Scanner Class close() method)

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