I am a novice in java, and I am trying to make a search-algorithm for this situation. I’m attempting to search through a set of 12 integers to find a value equal to 1, similar to this long if-else chain. However, in an attempt to clean up the code and learn new technique, I am attempting to employ a swi…
Tag: switch-statement
How to do a switch menu in java with do while
Good day! This is my switch menu for a project in java! When I put a diferent letter (letter that it´s not in the switch) I get this error message, and when I try one of the correct letter I get the same error message again: This is my code: I tryed with numbers and I got the same error
Break in switch case [closed]
Closed. This question is not reproducible or was caused by typos. It is not currently accepting answers. This question was caused by a typo or a problem that can no longer be reproduced. While similar questions may be on-topic here, this one was resolved in a way less likely to help future readers. Closed 8 m…
Java: style compability tradeoff [closed]
Closed. This question is opinion-based. It is not currently accepting answers. Want to improve this question? Update the question so it can be answered with facts and citations by editing this post. Closed 10 months ago. Improve this question I was wondering the other day about the compatibility and style of …
Java Calculator program issue
I am trying to develop a calculator program that inputs an arithmetic expression of the form number operator number = and computes the result of the expression. The expression will be evaluated from left to right not considering regular operator precedence. For example, the expression 14 – 5 * 3 = will …
How exit from method in a switch expression?
I’m studying switch expression, and I’d like to know how to pass control to the invoker method because “yield” just exits from the switch expression. I can’t find any way to make it behave like the classic switch statement. Is it even possible? UPDATE: Here’s a little piece…
Utilizing switch statements with enums and marker interface
I’ve got a marker interface and two enums which implement the Marker What I’m trying to do is utilize a switch statement, such as Is there a way to do this without using an expensive instanceof call? Something like this would work, but I’m trying to avoid using instanceof, and frankly it loo…
Java Skipping switch statement using getter as expression
Hey Sorry for the what for you guys must seem like a stupid question but I’ve been stuck on this for a while now, im using a getter from a different class as the switch expression in another class, my program keeps skipping the entire switch alltogether. Thank you for your time! First class Second class…
How to determine whether a switch case was chosen?
I’ve got a project that I am working on and it requires I have an array with a set size of 5. I then need to gather data from 4 different cases, and store them 5 times. (One of the cases can be used multiple times, case gets specified by user input). Here is what I have tried: I planned
Arrow in case statement supported from Java 14 onwards only Java compilation error
I am new to Java. I am using Eclipse IDE, using the following config: I do have simple switch statement: But I get compilation error as: Arrow in case statement supported from Java 14 onwards only Why is that? Answer Capturing my earlier comment as an answer for future reference: You should check the project …