Break Statement in While Loop Java 1 2 3 4 5 6 7 8 9 10 int count = 0; while (count < 10) { if (count == 5) { break; // Exit the loop when count is 5 } System.out.println("Count: " + count); count++; } Output: Using Break in a While Loop Java 1 2 3 4 5 ...
if-else-if开关盒jump –break, continue, return 这些语句允许您根据仅在运行时已知的条件来控制程序的执行流程。if: if statement is the most simple decision making statement. It is used to decide whether a certain statement or block of statements will be executed or not i.e if a certain ...
Theswitchstatement is a selection control flow statement. It allows the value of a variable or expression to control the flow of a program execution via a multi-way branch. It creates multiple branches in a simpler way than using the combination ofifandelse ifstatements. Each branch is ended ...
if(condition)//假设条件为真statement1;//if块的一部分statement2;// 与if块分离//如果条件为真if块将语句1视为其一部分,并仅在true条件下执行//语句2将与if块分离,因此无论条件为true还是false,它都将始终执行。 1. 2. 3. 4. 5. 6. 例子: //用Java程序说明没有花块的If语句importjava.util.*;cl...
We can use only lab2 in this block break lab1; } 4. The break Statement with ‘while‘ Loop The following is a Java program to print the numbers from 1 to 5 and then break the while loop. int i = 1; while (true) { if(i > 5) break; System.out.println(i); i++; } ...
Java: If Statements Switch Statement in Java: Example & Syntax Nested Switch Statements in Java4:24 Java Statements: Break, Continue & Return Ch 4.Loops in Java Ch 5.Java Arrays Ch 6.Classes, Methods & Objects in... Ch 7.Interfaces & Inheritance in Java ...
if(condition)//假设条件为真statement1;//if块的一部分statement2;// 与if块分离//如果条件为真if块将语句1视为其一部分,并仅在true条件下执行//语句2将与if块分离,因此无论条件为true还是false,它都将始终执行。 例子: 代码语言:javascript 复制
("Enter a number >= 0:");n=in.nextInt();if(n<0)// should never happen-can't go onbreakreadData;// break out of read data loop}}// this statement is executed immediately after the labeled breakif(n<0){// check for bad situation// deal with bad situation}else{// carry out ...
循环体部分(body_statement) 迭代部分(alter_statement) for循环 /* For循环结构的使用 一,循环结构的四个要素 1.初始化条件 2.循环条件 3.循环体 4.迭代条件 二,for循环的结构 for(1;2;4){ 3 } 执行过程:1 - 2 - 3 - 4 - 2 - 3 - 4...- 2 说明...
/* 3、编写程序:由键盘输入三个整数分别存入变量num1、num2、num3,对它们进行排序(使用 if-else if-else),并且从小到大输出。 */ class Test08_Exer3{ public static void main(String[] args){ //1、键盘输入三个整数 java.util.Scanner input = new java.util.Scanner(System.in); System.out.print...