FLOAT_NUMfloatnumberINTEGERintvalueroundsTo 类图 Number+float number+int round()+int toInt() 在这个示例中,我们展示了如何通过关系和类结构来理解问题的建模方式。 希望这篇文章能够帮助你更深入地理解 Python 中四舍五入到整数的方法,并帮助你成为更好的开发者!
valuesRounded = [round(number) for number in values] valuesRoundUp = [math.ceil(number) for number in values] valuesRoundDown = [math.floor(number) for number in values] Output data print(“Original values:\n”, values) print(“Rounded:\n”, valuesRounded) print(“Rounded up to next in...
Python’s Built-in round() FunctionPython has a built-in round() function that takes two numeric arguments, n and ndigits, and returns the number n rounded to ndigits. The ndigits argument defaults to zero, so leaving it out results in a number rounded to an integer. As you’ll see...
help(round(-2.01))Helponintobject:classint(object)|int([x])->integer|int(x,base=10)->integer python在计算表达式时,是按照从内到外的顺序依次进行。首先计算round(-2.01),然后针对该表达式的输出提供帮助。 (关于整数还有很多内容要讲,后续我们将继续讨论python对象、方法、属性,上面提到的帮助输出将更有...
/*[clinic input]round as builtin_roundnumber: objectndigits: object = NoneRound a number to a given precision in decimal digits.The return value is an integer if ndigits is omitted or None. Otherwisethe return value has the same type as the number. ndigits may be negative.[clinic start...
python标准库的解释及翻译round(number[, ndigits])Return the floating point value number rounded to ndigits digits after the decimal point. If ndigits is omitted, it returns the nearest integer to its input. Delegates to number.__round__(ndigits).For the built-in types...
# Import the Decimal class and the ROUND_UP rounding mode from the decimal module from decimal import Decimal, ROUND_UP # Create a Decimal object from a string representation of a floating-point number d = Decimal("-3.14159") # Round the Decimal object to nearest integer using the ROUND_UP...
Integer Division Exponents The Modulus Operator Arithmetic Expressions Make Python Lie to You Math Functions and Number Methods Round Numbers With round() Find the Absolute Value With abs() Raise to a Power With pow() Check if a Float Is Integral Print Numbers in Style Complex Numbers Conclusion...
Python3.6内置函数——round 英文文档 (number[,ndigits]) Returnnumberrounded tondigitsprecision after the decimalpoint. Ifndigitsis omitted or is , it returns thenearest integer to its input. round() round(number[, ndigits])。 1、round函数用于对浮点数进行四舍五入求值,具体保留几位小数,以传入...
) | L.append(object) -> None -- append object to end | | clear(...) | L.clear() -> None -- remove all items from L | | copy(...) | L.copy() -> list -- a shallow copy of L | | count(...) | L.count(value) -> integer -- return number of occurrences of value...