#delete-operator

How to: C++: Delete this?

C++: Delete this?

Is it allowed to delete this; if the delete-statement is the last statement that will be executed on that instance of the class? Of course I’m sure that this class-instance is newly-created.

I’m thinking of something like this:

void doStuff() { // in the controller, this object is the "working module" // now, if we want to change it, like this: controller->setWorkingModule(new…

How to: Is it safe to delete a NULL pointer?

Is it safe to delete a NULL pointer?

Is it safe to delete a NULL pointer?

And is it a good coding style?

Answer: Is it safe to delete a NULL pointer?

Deleting a null pointer has no effect. It’s not good coding style necessarily because it’s not needed, but it’s not bad either.

If you are searching for good coding practices consider using smart pointers instead so then you don’t need to deleteat…

Fixed JavaScript Array Delete Elements #dev #it #asnwer

JavaScript Array Delete Elements

What is the difference between using the delete operator on the array element as opposed to using the Array.splice method? For example:

myArray = ['a', 'b', 'c', 'd']; delete myArray[1]; // or myArray.splice (1, 1);

Why even have the splice method if I can delete array elements like I can with objects?

Answer: JavaScript Array Delete Elements

Because delete only…