2016年9月6日 · You have to add the return; statement in method cause it may never enter if statement.The compiler doesn't know with what variables you will call the method so : return something; Also you miss a bracket here. else{ System.out.println("Complete"); return 0;}

If you put a return statement in the if, while or for statement then it may or may not return a value. If it will not go inside these statements then also that method should return some value (that could be null). To ensure that, compiler will force you to write this …

2013年11月19日 · You should add a return statement outside of your for loop, so that the function will always return something. Side note: The logic to decide whether a number is a prime or not is wrong. If the current function was valid, it would return it is prime if the number was odd and it is not prime if the number was even.

2010年8月12日 · You're declaring that set_Grade returns a String, but there's no return statement. Probably you want the method to "return" void instead: void set_Grade(String e_Grade) { this.Grade=e_Grade; } By the way, the usual way to name getters and setters in Java would be without the underscore: setGrade.

After your while loop you need a return statement, because the if/else statements may or may not be executed. If none of them execute, you have no return. Therefore, you need to ensure that there will be at least one return statement that can always be executed.

2013年11月27日 · java:14: error: missing return statement }-1. Why am I getting a "missing return statement" error? 0 ...

I am currently writing a palindrome tester in Java for a class I am taking in high school. I have asked my teacher for assistance and he is also confused as well. I was hoping the community on

2012年12月21日 · Here is my method: //usedLetters method to check if user's guess has already been guessed private boolean usedLetters(char used[], char alphabet) throws IOException { for(int x=0; x<used.len...

2015年11月5日 · Java Compiler Error: Missing Return Statement (2 answers) Closed 6 years ago . I'm using the code below in a Triangle class to allow the user to set the first, second, or third point of a declared Triangle .

Declare a void return type. public void openFile() throws Exception { } Return a preliminary null until you're sure what to return. public String[] openFile() throws Exception { return null; } (But make sure that the calling entity knows what's coming back ;)) Return some valid data to the entity that called the method