C++ <memory> - allocator
The C++ <memory> allocator_traits template supplies a uniform interface for allocator types.
Syntax
template <class T> class allocator;
Parameters
x |
Specify the value. |
Static member functions
Functions | Description |
---|---|
destroy | Allocator traits. |
Example:
In the below example, erf() function is used to return the error function of the given value.
#include <iostream> #include <cmath> using namespace std; int main (){ cout<<erf(0)<<"\n"; cout<<erf(1)<<"\n"; cout<<erf(2)<<"\n"; cout<<erf(-1)<<"\n"; cout<<erf(-2)<<"\n"; return 0; }
The output of the above code will be:
0 0.842701 0.995322 -0.842701 -0.995322
❮ C++ <memory> Library