A basic example of the Java while loop. Other supporting code was removed to improve readability and keep the code short. int x = 0; while (x < 5) { System.out.println(x); x = x + 1; } 0 1 2 3 4 x x Java Essentials - While loop in java Share Watch on Java Essential...
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++; } ...
public class ContinueInWhileLoop { public static void main(String[] args) { int i = ...
来源:https://beginnersbook.com/2015/03/while-loop-in-java-with-examples/ 在上一个教程中,我们讨论了for循环的用法。在本教程中,我们将讨论while循环的用法。如前一个教程中所讨论的,循环用于重复执行同一组语句,直到某个特定条件满足后,程序就跳出这个循环。 while循环的语法: while(condition) { statement(s...
import java.util.Scanner; class Sum { public static void main(String[] args) { Double number, sum = 0.0; //创建一个Scanner类的对象 Scanner input = new Scanner(System.in); do { //接受用户的输入 System.out.print("输入一个数字: "); number = input.nextDouble(); sum += number; } ...
importjava.util.Scanner;publicclassMain{publicstaticvoidmain(String[]args){Scannerscanner=newScanner(System.in);intnum=0;while(true){System.out.println("Enter a number:");num=scanner.nextInt();if(num==5){break;}}System.out.println("Exited while loop.");}} ...
If you have read the previous chapter, about the for loop, you will discover that a while loop is much the same as a for loop, with statement 1 and statement 3 omitted. The loop in this example uses aforloop to collect the car names from the cars array: ...
[Java in NetBeans] Lesson 11. While Loops 这个课程的参考视频和图片来自youtube。 主要学到的知识点有:(the same use in C/C++) 1.whileloop while(i < max){} will keep executing ifi < maxis true, otherwise will jump out from thewhileloop. Possible execute 0 times....
In the previous tutorial, you learned about Java for loop. Here, you are going to learn about while and do...while loops. Java while loop 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) { //...
首先我们来学习一下Java里的for循环，这也是我们开发时最常用的一种循环形式。1. 语法 for循环的基本...