java scanner

掃描器類radix()方法 (Scanner Class radix() method)

• radix() method is available in java.util package.

  radix()方法在java.util包中可用。

• radix() method is used to return the default or implicit radix of this Scanner.

  radix()方法用于返回此Scanner的默認或隱式基數。

• radix() 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.

  radix()方法是一個非靜態方法，只能通過類對象訪問，如果嘗試使用類名稱訪問該方法，則會收到錯誤消息。

• radix() method does not throw an exception at the time of returning radices.

  radix()方法在返回半徑時不會引發異常。

Syntax:

句法：

    public int radix();

Parameter(s):

參數：

• It does not accept any parameter.

  它不接受任何參數。

Return value:

返回值：

The return type of the method is int, it returns the radix's of this Scanner implicitly.

方法的返回類型為int ，它隱式返回此Scanner的基數。

Example:

例：

// Java program to demonstrate the example 
// of int radix() method of Scanner 
import java.util.*;
public class RadixOfScanner {
public static void main(String[] args) {
String str = "Hi, true \n IncludeHelp! 8 + 2.0f = 10.0f";
// Instantiate Scanner with the 
// given str
Scanner sc = new Scanner(str);
// Display Scanner
System.out.println("sc.nextLine(): " + sc.nextLine());
// Display Radix for this Scanner
System.out.println("sc.radix(): " + sc.radix());
// close the scanner
sc.close();
}
}

Output

輸出量

sc.nextLine(): Hi, true 
sc.radix(): 10

翻譯自: https://www.includehelp.com/java/scanner-radix-method-with-example.aspx

java scanner