std::vformat
From cppreference.com
Defined in header <format>
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std::string vformat( std::string_view fmt, std::format_args args ); |
(1) | (since C++20) |
std::wstring vformat( std::wstring_view fmt, std::wformat_args args ); |
(2) | (since C++20) |
std::string vformat( const std::locale& loc, std::string_view fmt, std::format_args args ); |
(3) | (since C++20) |
std::wstring vformat( const std::locale& loc, std::wstring_view fmt, std::wformat_args args ); |
(4) | (since C++20) |
Format arguments held by args
according to the format string fmt
, and return the result as a string. If present, loc
is used for locale-specific formatting.
Contents |
[edit] Parameters
fmt | - | an object that represents the format string. The format string consists of
Each replacement field has the following format:
1) replacement field without a format specification
2) replacement field with a format specification
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args | - | arguments to be formatted | ||||||||||||||||||||||||||||||||||||||||||
loc | - | std::locale used for locale-specific formatting |
[edit] Return value
A string object holding the formatted result.
[edit] Exceptions
Throws std::format_error if fmt
is not a valid format string for the provided arguments, or std::bad_alloc on allocation failure. Also propagates any exception thrown by formatter or iterator operations.
[edit] Example
This section is incomplete Reason: no example |