for (int i = 0; i < 5; i++) { System.out.println("i的值为:" + i); } if语句: if语句用于在给定条件为真时执行相应的代码块,如果条件为假,则跳过if语句执行后面的代码。示例代码: 代码语言:txt 复制 int num = 10; if (num > 0) { System.out.println("num是正数"); ...
JAVA While loop中else if语句的执行顺序是怎样的? 。 首先,JAVA中的while循环是一种迭代结构,它会重复执行一段代码块,直到循环条件不再满足为止。在循环体内部,我们可以使用if-else语句来根据条件执行不同的代码逻辑。 针对这个问题,如果在while循环中的最后一个else if语句不起作用,可能是由于以下几...
The while loop loops through a block of code as long as a specified condition is true: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 ...
The infinite loops, sometimes, result intoStackOverflowErrororOutOfMemoryErrorbased on what we are trying to do in the loop. If there are no memory leaks, it is possible that the loop never terminates and executes infinitely. The program will hang in this situation. 4. Difference betweenWhile-...
if (x == 3) break; System.out.println(x); } 1 2 The above code does not make it past the value 2, since as soon as the value of x becomes three, the loop terminates. This marks the end of the Java while loop article. Any suggestions or contributions for CodersLegacy are more ...
java public class WhileLoopExample { public static void main(String[] args) { int count = 0; while (count < 5) { System.out.println("count = " + count); count++; } } } 3. do-while 循环 do-while 循环与 while 循环类似,但它会先执行一次代码块,然后再检查条件。
for 变量 in 范围 loop 执行的语句; end loop; declare--声明部分inumber;begin--代码开始foriin1..30loop--循环开始dbms_output.put_line(i);--输出语句endloop;--循环结束end;--结束部分 案例4:根据老师的薪水输出不同的语句! if选择结构 和 case选择结构 ...
public class DoWhileTrueJava { public static void main(String[] args) throws InterruptedException { do { System.out.println("Start Processing inside do while loop"); // look for a file at specific directory // if found, then process it, such as inserting rows into database ...
Here, the condition of the while loop is alwaysTrue. However, if the user entersend, the loop termiantes because of thebreakstatement. Pythonwhileloop with anelseclause In Python, awhileloop can have an optionalelseclause - that is executed once the loop condition isFalse. For example, ...
$ java Main.java The number is negative $ java Main.java The number is negative Multiple branches with if else We can create multiple branches using theelse ifkeyword. Theelse ifkeyword tests for another condition if and only if the previous condition was not met. Note that we can use mul...