In this post, we will see what is floor division in Python. There are numerous types of operators in Python, all of which have different functioning and are used in different scenarios. One such operator provided in Python is the floor division operator, which comes under the subcategory of...
你没有看错,整数的地板除//永远是整数,即使除不尽。要做精确的除法,使用/就可以。 因为//除法只取结果的整数部分,所以Python还提供一个余数运算,可以得到两个整数相除的余数: >>> 10 % 3 1 无论整数做//除法还是取余数,结果永远是整数,所以,整数运算结果永远是精确的。
(一)Floor division 和求余(modulus) //运算符先进行除法,之后将结果保留到整数; /运算符是保留小数的,生成一个float类型的数; %求余运算符,将两个数相除,返回它们的余数; (二)布尔表达式(boolean expressions) 布尔表达式的结果是true或者false; ==是关系运算符之一; 其他关系运算符:!=,>,<,>=,<=; (...
Floor division in Python: Here, we are going to learn how to find floor division using floor division (//) operator in Python? By IncludeHelp Last updated : September 17, 2023 OverviewWhen we divide a number by another number – division operator (/) return quotient it may be an ...
Division(/)总是返回一个浮点数。要进行分区并获得整数结果(丢弃任何小数结果),您可以使用// 运算符; 计算你可以使用的余数%: >>> >>> 17 / 3 # classic division returns a float 5.666666666666667 >>> >>> 17 // 3 # floor division discards the fractional part 5 >>> 17 % 3 # the % oper...
Python 2.x per default divides two integers usinginteger division, also known asfloor divisionbecause it applies the floor function after the regular division to “round it down”. Python 2 evaluates the expression5/2to2. However, the single front-slash for floor division “/” is depreciated...
The//operator in Python 3 is used to perform floor-based division. This means thata // bfirst divides a by b and gets the integer quotient, while discarding the remainder. This means that the result ofa//bis always an integer.
print 50.0//3#floor division 在Python中,有内置的方法来表示复数,虚部使用j来表示。 #complex number print 2+3j print 2+3j*3 使用Decimal控制精确的小数点位数 #decimal from decimal import Decimal print Decimal('1.0') + Decimal('1.2') 和数字相关的模块有:math数学模块、random随机模块、 ...
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根据 PEP 373(legacy.python.org/dev/peps/pep-0373/),Python 2.7 的生命周期结束(EOL)已经设定为 2020 年,不会有 Python 2.8,因此对于在 Python 2 中运行项目的公司来说,现在是需要开始制定升级策略并在太迟之前转移到 Python 3 的时候了。 在我的电脑上(MacBook Pro),这是我拥有的最新 Python 版本:...