Why is code unreachable after return statement?

Why is code unreachable after return statement?

The JavaScript warning “unreachable code after return statement” occurs when using an expression after a return statement, or when using a semicolon-less return statement but including an expression directly after.

Why is my code unreachable?

In computer programming, unreachable code is part of the source code of a program which can never be executed because there exists no control flow path to the code from the rest of the program.

What is unreachable code in angular?

It usually happens when you put some code after a return statement, or when you have a return inside of an if statement and you forget the else code.

What is unreachable code in C?

MISRA C defines unreachable code as code that cannot be executed, and it defines dead code as code that can be executed but has no effect on the functional behavior of the program.

In which type of testing unreachable code would best be found?

Code review is a software quality assurance activity in which one or several humans check a program mainly by viewing and reading parts of its source code, and they do so after implementation or as an interruption of implementation.

What does unreachable statement mean in Java?

The Unreachable statements refers to statements that won’t get executed during the execution of the program are called Unreachable Statements. These statements might be unreachable because of the following reasons: Have a return statement before them. Have an infinite loop before them.

How do I get rid of unreachable code error?

How-to

1. Keyboard. Press Ctrl+. to trigger the Quick Actions and Refactorings menu and select Remove unreachable code from the Preview window popup.
2. Mouse. Right-click the code, select the Quick Actions and Refactorings menu and select Remove unreachable code from the Preview window popup.

How do you solve an unreachable statement?

The continue statement on line 12 in Fig. 2(a) halts the current iteration of the for loop and forwards the flow of execution to the subsequent iteration, making the print statement unreachable. Placing the print statement in front of the continue statement resolves the issue (Fig.

What is unreachable code Java?

Unreachable code error occurs when the code can’t be compiled due to a variety of reasons, some of which include: infinite loop, return statement before the unreachable line of code.

What is difference between retesting and regression testing?

In other words, regression testing is about searching for defects, whereas retesting is about fixing specific defects that you’ve already found. They can therefore occur in one and the same testing process, where: You update your software with a new feature. You test the existing functionality (regression testing)

When should we stop testing?

1) Stop the testing when the committed / planned testing deadlines are about to expire. 2) Stop the testing when we are not able to detect any more errors even after execution of all the planned test Cases.

How do you fix unreachable statement in Java?

1(a) is compiled, line 12 raises an unreachable statement error because the break statement exits the for loop and the successive statement cannot be executed. To address this issue, the control flow needs to be restructured and the unreachable statement removed, or moved outside the enclosing block, as shown in Fig.