On Monday, 9 November 2015 at 20:22:53 UTC, M Murray wrote:
explane
'd' stands for decimal (base 10 integer). It instructs the parser to scan and convert the argument in a certain way.
'%' is one of the symbol typically used for string interpolation (like $), but it looks like the first programming language that implemented the format specifier based on the percent symbol was BCPL[1], then followed by all the other lang.
--- [1] In this page the format %<letter> seems to appear from BCPL: https://en.wikipedia.org/wiki/Printf_format_string#1960s:_BCPL.2C_ALGOL_68.2C_Multics_PL.2FI ---
