\rst Moves the content of the other ``basic_memory_buffer`` object to this one. \endrst */

Works on range [n..n2)

Returns an iterator to the beginning of the output range.

\rst Prints formatted data to the stream *os*. **Example**:: fmt::print(cerr, "Don't {}!", "panic"); \endrst */

\rst Reserves space to store at least *new_cap* arguments including *new_cap_named* named arguments. \endrst */

Returns the string size. */