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"...
摘要 本资料包系统性地探讨了Java编程语言中程序流程控制的核心机制,重点解析了条件判断语句(if-else、switch)和循环结构(while、do-while、for)的语法、特性及应用。通过对不同控制结构在解决实际问题(如实现猜数字游戏、打印九九乘法表...
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...
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: ...
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...
The GNU General Public License does not permit incorporating your program into proprietary programs. If your program is a subroutine library, you may consider it more useful to permit linking proprietary applications with the library. If this is what you want to do, use the GNU Lesser General ...
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To pass this stand-in stream to the servlet, the filter creates a response wrapper that overrides thegetWriterorgetOutputStreammethod to return this stand-in stream. The wrapper is passed to thedoFiltermethod of the filter chain. Wrapper methods default to calling through to the wrapped request...
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. ...