std::basic_streambuf<CharT,Traits>::operator=

From cppreference.com
< cpp‎ | io‎ | basic streambuf
basic_streambuf& operator= ( const basic_streambuf& other ) ;
(since C++11)

Assigns the data members of other to *this.

Parameters

other - stream buffer to assign

Return value

*this

Exceptions

May throw implementation-defined exceptions.

Example