一.String Format for Double Digits after decimal point This example formats double to string with fixed number of decimal places. For two decimal places use pattern „0.00“. If a float number has less decimal places, the rest digits on the right will b
# -*- coding: utf-8 -*- #python 27 #xiaodeng #str.format格式化用法(通过{}来替代%) ''' >>> help(format) Help on built-in function format in module __builtin__: format(...) format(value[, format_spec]) -> string Returns value.__format__(format_spec) forma
C++ format 格式化字符串实现方式 1. http://stackoverflow.com/questions/2342162/stdstring-formatting-like-sprintf You can't do it directly, because you don't have write access to the underlying buffer (until C++11; see Dietrich Epp's comment). You'll have to do