new-operator tag

4 questions

1 answers
135 views
0

Which one should I use, malloc or new?

In C++, there are many ways to dynamically allocate, right?Then when should I use malloc and when should I use new?malloc If you finished freeIf new is done, deleteI know I shouldn't mix the two.

c++ memory-management malloc new-operator

2 years ago

1 answers
79 views
0

Does "new int[0]" allocate memory?

On my computer,cout << new int[0] << endl;When I ran , I printed 0x876c0b8.I think I'm allocating memoryAssigning [0] means assigning empty. Personally, I thought there would be an error, ...

c++ memory-management new-operator standard-compilance

2 years ago

1 answers
98 views
0

What's the difference between new and parentheses?

When you create an instance of the Test class that I define.What's the difference between the two?Is there a difference?

c++ constructor initialization new-operator

2 years ago

1 answers
75 views
0

Can I use "delete this"?

Can I write delete this; when I delete an instance of the class I created with new at the end?Write it like this. void doStuff(){ // This object is a working module // When you want to switch to anoth...

c++ memory-management new-operator self-destuction delete

2 years ago

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