X* operator->() const throw();
Dereference object member
Returns the element pointed by the auto_ptr object in order to access one of its members.
Parameters
none
Return value
A pointer to the element pointed by the auto_ptr object.
X is auto_ptr's template parameter (i.e., the type pointed).
Example
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// auto_ptr::operator-> example
#include <iostream>
#include <memory>
using namespace std;
int main () {
typedef pair<int*,ptrdiff_t> mypair;
auto_ptr<mypair> p (new mypair);
*p = get_temporary_buffer<int>(5);
if (p->second >= 5) {
for (int i=0; i<5; i++)
p->first[i]=i*5;
for (int i=0; i<5; i++)
cout << p->first[i] << " ";
cout << endl;
}
return_temporary_buffer (p->first);
return 0;
}
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Output:
See also
| auto_ptr::reset | Deallocate object pointed and set new value (public member function) |
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