Define a function pointer to the incoming why to variable address?

Such as: void swap (int * pa, int * pb);
Int a=5;
When calling a function is
Swap (& amp; a);
Rather than to a?

CodePudding user response:

It's not a pointer, to use references can also be,

CodePudding user response:

This kind of question why don't you go and ask the teaching material, teacher?