How to control the quantity of digits to look after the decimal-level character for a double variable? two Jerry CoffinJerry Coffin 493k8383 gold badges652652 silver badges1.1k1.1k bronze badges seven 12 Note that g++ rejects %lf when compiling with -Wall -Werror -pedantic: error: ISO C++ won't help the ‘%lf’ gnu_printf structure https://claytonkgyrg.newbigblog.com/43284290/the-single-best-strategy-to-use-for-london-secondary-glazing