例如：x = 10 y = 20 format_string = "{1} + {0} = {2}".format(x, y, x + y) pri...
一、STRING FORMAT METHOD 在编程语言如Python中,format()是一个强大且灵活的字符串方法。它可以通过括号和对象以及一些可选格式说明符的组合,来构造复杂且动态的字符串表达式。这对于生成格式良好的输出尤其有用。 FORMAT的使用 用户可以采用"{}".format(value)的形式,在字符串中插入变量或者表达式的值。这不仅限于...
Theformat()method returns the formatted string. Syntax string.format(value1, value2...) Parameter Values ParameterDescription value1, value2...Required. One or more values that should be formatted and inserted in the string. The values are either a list of values separated by commas, a key...
Perform a string formatting operation. The string on which this method is called can contain literal text or replacement fields delimited by braces {}. Each replacement field contains either the numeric index of a positional argument, or the name of a keyword argument. Returns a copy of the st...
/usr/bin/python# -*- coding: utf-8 -*-''' help(str.format) Help on method_descriptor: format(...) S.format(*args, **kwargs) -> string Return a formatted version of S, using substitutions from args and kwargs. The substitutions are identified by braces ('{' and '}')....
/usr/bin/python # -*- coding: utf-8 -*- ''' help(str.format) Help on method_descriptor: format(...) S.format(*args, **kwargs) -> string Return a formatted version of S, using substitutions from args and kwargs. The substitutions are identified by braces ('{' and '}')....
str.format() is one of the string formatting methods in Python3, which allows multiple substitutions and value formatting. This method
The.format()method uses braces ({}) as placeholders within a string, and it uses variable assignment for replacing text. Python mass_percentage ="1/6"print("On the Moon, you would weigh about {} of your weight on Earth.".format(mass_percentage)) ...
In this lesson, I’ll show you the basics of how the string .format() method works. When I talk about string formatting, what I really mean is you need to have some method for interpolating Python values into pre-built strings. And by interpolation…
Theformat()method returns a formatted value based on the specified formatter. Example value =45 # format the integer to binarybinary_value = format(value,'b') print(binary_value)# Output: 101101 Run Code format() Syntax format(value, format_spec) ...