28 Text processing library [text]

28.3 Localization library [localization]

28.3.4 Standard locale categories [locale.categories]

28.3.4.3 The numeric category [category.numeric]

28.3.4.3.3 Class template num_put [locale.nm.put]

28.3.4.3.3.3 Virtual functions [facet.num.put.virtuals]

Table 98 — Floating-point conversions [tab:facet.num.put.fp]
🔗
State
stdio equivalent
🔗
floatfield == ios_base​::​fixed && !uppercase
%f
🔗
floatfield == ios_base​::​fixed
%F
🔗
floatfield == ios_base​::​scientific && !uppercase
%e
🔗
floatfield == ios_base​::​scientific
%E
🔗
floatfield == (ios_base​::​fixed | ios_base​::​scientific) && !uppercase
%a
🔗
floatfield == (ios_base​::​fixed | ios_base​::​scientific)
%A
🔗
!uppercase
%g
🔗
otherwise
%G