c++ - What is the difference between "int *a = new int" and "int *a = new int()"? -


this question has answer here:

what difference between following 2 lines ? 

int *a = new int;  int *a = new int(); 

int *a = new int;

a pointing default-initialized object (which uninitialized object in this case i.e value indeterminate per standard).

int *a = new int();

a pointing value-initialized object (which zero-initialized object in this case i.e value zero per standard).


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