Format args according to fmtStr using allocator and locale.
Declared in <bslfmt_format.h>
bsl::wstring
vformat(
allocator<wchar_t> alloc,
std::locale const& loc,
std::wstring_view fmtStr,
std::wformat_args args);Format the specified args according to the specification given by the specified fmtStr in the locale of the specified loc, using the specified allocator to supply memory (if required), and return the result. In the event of an error throw the exception format_error.
the formatted wide string
| Name | Description |
|---|---|
| alloc | allocator used to supply memory |
| loc | locale used for locale-dependent formatting |
| fmtStr | wide format string |
| args | type-erased format arguments |