template< container-compatible-range<CharT> R > constexpr std::basic_string& append_range( R&& rg );  |  (since C++23) | 
Appends all characters from the range rg.
Equivalent to.
return append(std::basic_string( std::from_range, std::forward<R>(rg), get_allocator()));
| rg | - | a container compatible range | 
*this.
Linear in size of rg.
Throws std::length_error if the resultant string size would exceed max_size().
If an exception is thrown for any reason, this function has no effect (strong exception safety guarantee).
| Feature-test macro | Value | Std | Comment | 
|---|---|---|---|
__cpp_lib_containers_ranges |  202202L | (C++23) | member functions that accept container compatible range | 
|  appends characters to the end  (public member function)  | 
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