while循环语法如下：javaCopy code while (condition) { //循环体}其中，condition是一个条件表达式，...
If the condition proves to be false, the instructions in the code block will not be executed. while (condition) { //Instructions be executed } Example A basic example of the Java while loop. Other supporting code was removed to improve readability and keep the code short. int x = 0; ...
Java中的循环有两种主要形式：while{} 和 do{}while，它们的主要区别如下：while{} 循环：工作原理：先判断条件表达式是否为真，如果条件为真，则执行循环体内的代码块；如果条件为假，则跳过循环体，继续执行循环之后的代码。特点：条件满足时才执行循环体，因此可能一次都不执行。do{}while 循环：工作...
SyntaxGet your own Java Server while (condition) { // code block to be executed } In the example below, the code in the loop will run, over and over again, as long as a variable (i) is less than 5:Example int i = 0; while (i < 5) { System.out.println(i); i++; } ...
Use a for loop.Add a class named TestRun with a main() method.Note that this is not a subclass of the SunAvg superclass.Write code for the main() method to use the members of the threeclasses you have created.You need to label the output from eachmethod call. 相关知识点: ...
Java while loop is used to run a specific code until a certain condition is met. The syntax of the while loop is: while (testExpression) { // body of loop } Here, A while loop evaluates the textExpression inside the parenthesis (). If the textExpression evaluates to true, the code ...
// code block to be executed } while(condition); Example The example below uses ado whileloop. The loop will always be executed at least once, even if the condition is false, because the code block is executed before the condition is tested: ...
程序Retirement.java import java.util.*;/** * This program demonstrates a <code>while</code> loop. * @version 1.20 2004-02-10 * @author Cay Horstmann */public classRetirement{public static voidmain(String[]args){// read inputsScannerin=newScanner(System.in);System.out.print("How much ...
Hello again... next code I stuck and can’t find out what’s wrong is import java.util.Scanner; public class Main { public static void main(String[] args) {
在Java 中,嵌套循环是指在一个循环内部再放置另一个循环。这种结构可以用于处理多维数组、矩阵操作、生成复杂的输出模式等。以下是一些常见的嵌套循环示例: 1. 嵌套 for 循环 嵌套for 循环通常用于处理二维数组或矩阵。 java public class NestedForLoop { ...