- 第一个`case 'a'`匹配成功,执行后续代码(`System.out.print(ch);`),随后遇到`break`,退出整个switch语句。 - 其他case(如`case 'b'`、`case 'c'`等)均未触发。3. **输出结果**:仅打印当前ch的值('a'),结果为选项**B**。各选项分析: - **A(abcd)**:错误,后续case未执行。 - **B(a)**:...
Can 'break' or 'continue' be used outside a loop? How does 'break' affect nested loops? Can 'break' be used to exit a switch statement? Is it mandatory to include 'break' after every 'case' in a 'switch' statement? Can 'continue' be used multiple times within a loop?About...
Switching to SIM only plan is a great way to cut down your costs. If you’re happy with your current handset, there’s no need to keep paying the same rate once your contract is up. Many networks will then switch you automatically to a SIM only plan, but be sure to double-check yo...
13 min read Find out what you need to build a world-class customer experience program and start improving customer loyalty and value in your organization. A customer experience program is a systematic approach to improving the way your business interacts with, and provides value to, its ...
What is a click? A click is an action of pressing or releasing a mouse button, usually on a computer. Clicks can be used to perform various actions within an application or on the web. For example, clicking on the text in a word processor can select the text, clicking on the button ...
Ctrl + C (Copy) Ctrl + V (Paste) Ctrl + X (Cut) Alt + F4 (Close Window) Ctrl + Z (Undo) F2 (Rename Selected Item) Alt + Tab (Switch Between Open Windows) PrtScn / SysRq (Take a Screenshot) What kind of tasks can I use the Alt-Tab shortcut for?
If you found that the phrase “dog walking” led to results about hired dog walkers, rather than dog walking equipment, this is an indication that you should shift your keywords. You might decide to instead switch this one to something like “dog leads,” which fits more closely with the ...
What type of value is the outcome of the condition in a do while statement? a. True. b. Character. c. False. d. Boolean. Given the following grammar: stmt :: = if expr then stmt | if expr then stmt else stmt | other expr :: = true | false where 'other' is a termina...
Database as a Service (DBaaS) is emerging as a popular solution for this cloud migration. In 2022, an EDB survey found that 50% of participants planned to use a DBaaS for their Postgres cloud migration; 39% were looking into containers and Kubernetes, and 11% aimed to migrat...
This section provides a quick description of different types of statements and a tutorial example on how to write expression and other statements.© 2025 Dr. Herong Yang. All rights reserved.What is a statement? A statement is a basic execution unit in JavaScript. Several notes about JavaScript...