Parse the specified parseContext, store the resulting parsed specification and return an iterator, pointing to the beginning of the format string. The behavior is undefined unless t_PARSE_CONTEXT is either std::parse_context if that is supported, or otherwise bslfmt::parse_context.
Declared in <bslfmt_formatterfloating.h>
template<class t_PARSE_CONTEXT>
constexpr
t_PARSE_CONTEXT::iterator
parse(t_PARSE_CONTEXT& parseContext);