std::basic_fstream::swap

Parameters

x

Another basic_fstream object of the same type (i.e., with the same template parameters charT and traits).

Return Value

Example

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// swapping fstream objects
#include <fstream>      // std::fstream

int main () {
  std::fstream foo;
  std::fstream bar ("test.txt");

  foo.swap(bar);

  foo << "lorem ipsum";

  foo.close();

  return 0;
}

Data races

Exception safety

See also

basic_fstream::operator=

Move assignment (public member function)

basic_iostream::swap

Swap internals (protected member function)