nextboolean()

隨機類nextBoolean()方法 (Random Class nextBoolean() method)

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

  nextBoolean()方法在java.util包中可用。

• nextBoolean() method is used to return the next pseudo-random Boolean value from this Random Value Generator.

  nextBoolean()方法用于從此“隨機值生成器”返回下一個偽隨機布爾值。

• nextBoolean() 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.

  nextBoolean()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。

• nextBoolean() method does not throw an exception at the time of returning boolean.

  nextBoolean()方法在返回布爾值時不會引發異常。

Syntax:

句法：

public boolean nextBoolean();

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 boolean, it returns the next pseudo-random distributed boolean value.

該方法的返回類型為boolean ，它返回下一個偽隨機分布的布爾值。

Example:

例：

// Java program to demonstrate the example // of boolean nextBoolean() method of // Randomimport java.util.*;public class NextBooleanOfRandom {public static void main(String args[]) {// Instantiates Random objectRandom ran = new Random();// By using nextBoolean() method is// to return the next to next// pseudo-random boolean value from// this Random Value Generatorboolean val = ran.nextBoolean();// Display valSystem.out.println("ran.nextBoolean(): " + val);} }

Output

輸出量

RUN 1: ran.nextBoolean(): falseRUN 2: ran.nextBoolean(): trueRUN 3: ran.nextBoolean(): false

翻譯自: https://www.includehelp.com/java/random-nextboolean-method-with-example.aspx

nextboolean()

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