# std::ios_base::operator=

From cppreference.com
< cpp‎ | io‎ | ios base

private: ios_base& operator=( const ios_base& ); |  | (until C++11)
public: ios_base& operator=( const ios_base& ) = delete; |  | (since C++11)

The copy assignment operator is private (until C++11)deleted (since C++11): streams are not copy-assignable.

### Defect reports

The following behavior-changing defect reports were applied retroactively to previously published C++ standards.

DR | Applied to | Behavior as published | Correct behavior
--- | --- | --- | ---
LWG 50 | C++98 | the copy assignment operator was not specified | specified as private

Retrieved from "https://en.cppreference.com/mwiki/index.php?title=cpp/io/ios_base/operator%3D&oldid=141948"