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Difference between revisions of "cpp/string/basic string/append range"

From cppreference.com
< cpp‎ | string‎ | basic string
m (Exceptions)
m (##)
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===Parameters===
 
===Parameters===
 
{{par begin}}
 
{{par begin}}
{{par|rg|a {{ls|cpp/ranges/to|container compatible range}}}}
+
{{par|rg|a {{ls|cpp/ranges/tocontainer compatible range}}}}
 
{{par end}}
 
{{par end}}
  
Line 30: Line 30:
  
 
===Notes===
 
===Notes===
{{feature test macro|__cpp_lib_containers_ranges|value=202202L|std=C++23|member functions that accept {{ls|cpp/ranges/to|container compatible range}}}}
+
{{feature test macro|__cpp_lib_containers_ranges|value=202202L|std=C++23|member functions that accept {{ls|cpp/ranges/tocontainer compatible range}}}}
  
 
===Example===
 
===Example===

Revision as of 18:56, 26 October 2023

 
 
 
std::basic_string
 
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()));

Contents

Parameters

rg - a container compatible range

Return value

*this

Complexity

Linear in size of rg.

Exceptions

If the operation would cause size() to exceed max_size(), throws std::length_error.

If an exception is thrown for any reason, this function has no effect (strong exception safety guarantee).

Notes

Feature-test macro Value Std Feature
__cpp_lib_containers_ranges 202202L (C++23) member functions that accept container compatible range

Example

See also

appends characters to the end
(public member function) [edit]