mirror of
https://github.com/mruby/mruby
synced 2026-06-08 16:11:16 +00:00
ad50a6c410
IEC 60559 single format has 6 to 9 significant decimal digits precision. However the printf conversion specifier e (and E, of course) already writes 1 digit - the one before the decimal point - and precision specifies the number of digits to write after the decimal point.