答案是可以的。return语句不仅可以跳出方法,而且可以跳出任何嵌套的循环结构,包括do-while循环。下面是一个简单的示例: publicclassMain{publicstaticvoidmain(String[]args){booleancondition=true;do{if(condition){System.out.println("条件满足,继续循环");}else{System.out.println("条件不满足,使用return跳出循环"...
Java Oracle Java 是第一大编程语言和开发平台。它有助于企业降低成本、缩短开发周期、推动创新以及改善应用程序服务。Java 现在仍是企业和开发人员的首选开发平台。 用于运行桌面应用程序的 Java 面向使用台式机和笔记本电脑的最终用户 下载适用于台式机的 Java...
return:直接退出当前方法,终止所有循环。 异常处理:通过抛出异常强制跳出多层循环(不推荐常规使用)。 总结 语句 行为 适用场景 break 立即终止当前循环 for、while、do-while continue 跳过当前迭代,进入下一次循环 for、while、do-while 标签(label) 配合 break/continue 控制多层循环 嵌套循环 根据实际需求选择合适的...
Almost everything we use in our day-to-day life is now connected to Java. Java programming language continues to be one of the top technologies in the industries, and the job demand is significantly high. If you want tolearn Javaand start your career in it, do refer to the following pl...
What to do: Verify Name, Publisher or Location information displayed on the dialog. We recommend you hitCancelif any of this information does not match. The message presented in the dialog will differ depending on whether the application requests: ...
By throwing an exception, theStackcode and its clients do not have to negotiate some return value that is outside the range of accepted values. The stack'sPopmethod can just exit by throwing an exception as soon as some precondition is not met, and code in the first catch block on the ...
Return to the installer and enter the values you just created. Unexpected External Error Occurs A power failure or system failure might have occurred, or you might have entered CTRL/C to stop the installer process. Suggested Fix.If the failure occurred during the installation or configuration proc...
Day04——Java基础——循环流程控制语句(while do while for)、流程跳转语句(break 、continue、return) Java流程控制语句 循环流程控制语句 重复性的执行一段相同的代码 循环语句可以在满足循环条件的情况下,反复执行某一段代码,这段被重复执行的代码被称为循环体语句,当反复执行这个循环体时,需要在合适的时候把...
public class Customers { Hashmap customers = new Hashmap(); public void putCustomer( Customer customer) { allCustomers.put( customer.getId(), customer); } public Customer getCustomer( String id) { allCustomers.get( id); } public Customers getCustomers( String pattern) { return doSomeStuffto...
return ( (orderId==null?0:orderId.hashCode()) ^ ((int) itemId) ); } public String toString() { return "" + orderId + "-" + itemId; } } Multiplicity in Entity Relationships There are four types of multiplicities: one-to-one, one-to-many, many-to-one, and many-to-many. ...