Table of Contents
- 1 Do statements after return get executed?
- 2 How do I delete a pointer after return?
- 3 What does the return statement returns the execution of the program?
- 4 Will finally be executed after return C#?
- 5 Do pointers have to be deleted?
- 6 What is delete function C++?
- 7 When finally block gets executed C#?
- 8 What happens if there is no return statement in C?
- 9 Which statement returns the flow of the execution to the function?
- 10 What is the purpose of a return statement?
Do statements after return get executed?
The run time behavior of executing a return statement is independent of the function. Be it main or some other other function, when a return statement is executed, nothing after that is executed in the function. It is possible to write statements after the return statement.
How do I delete a pointer after return?
Just delete[] the return value from this function when you’ve finished with it. It doesn’t matter that you’re deleting it from outside. Just don’t delete it before you finish using it.
Can code under a return statement run?
Although there is a way to run code after the return statement, there is no way to return again after a return statement has been executed.
What does the return statement returns the execution of the program?
Where does the return statement returns the execution of the program? Explanation: The execution of the program is returned to the point from where the function was called and the function from which this function was called is known as caller function.
Will finally be executed after return C#?
Under normal conditions, code in a finally block will be executed regardless of what happens inside the try or catch blocks. It doesn’t matter if you return from the method or not. For example if the code in the finally block throws an exception, then it will stop executing like any other block of code.
Can finally block have return statement?
Yes you can write the return statement in a finally block and it will override the other return value. The output is always 2, as we are returning 2 from the finally block.
Do pointers have to be deleted?
Just because something is a pointer does not mean you should call delete . A pointer is simply a variable that contains a memory address. What is pointed to should only be deleted if it was created with new. very old code or C code being worked into c++ may have functions that expect the user to delete the data.
What is delete function C++?
When delete is used to deallocate memory for a C++ class object, the object’s destructor is called before the object’s memory is deallocated (if the object has a destructor). If the operand to the delete operator is a modifiable l-value, its value is undefined after the object is deleted.
When finally block is not executed C#?
The finally block will not be executed when there’s a StackOverflowException since there’s no room on the stack to even execute any more code. It will also not be called when there’s an ExecutingEngineException, which is very rare.
When finally block gets executed C#?
The finally block will execute when the try/catch block leaves the execution, no matter what condition cause it. It always executes whether the try block terminates normally or terminates due to an exception. The main purpose of finally block is to release the system resources.
What happens if there is no return statement in C?
If no return expression is supplied, the Microsoft C runtime returns a value that indicates success (0) or failure (a non-zero value). This example is one program in several parts. It demonstrates the return statement, and how it’s used both to end function execution, and optionally, to return a value.
What is return statement in C++ with example?
return statement in C/C++ with Examples. The return statement returns the flow of the execution to the function from where it is called. This statement does not mandatorily need any conditional statements. As soon as the statement is executed, the flow of the program stops immediately and return the control from where it was called.
Which statement returns the flow of the execution to the function?
The return statement returns the flow of the execution to the function from where it is called. This statement does not mandatorily need any conditional statements.
What is the purpose of a return statement?
The return statement terminates the execution of a function and returns control to the calling function. Execution resumes in the calling function at the point immediately following the call. A return statement can also return a value to the calling function.