Python 内置函数总结-abs(x)
abs(x)
Return the absolute value of a number. The argument may be an integer or a floating point number. If the argument is a complex number, its magnitude is returned.
说明:
返回值:返回数字的绝对值
参 数 :数字,浮点,复数
示例:
In [1]: abs(3) Out[1]: 3 In [2]: abs(-3) Out[2]: 3 In [3]: abs(3.5) Out[3]: 3.5 In [4]: abs(-3.5) Out[4]: 3.5 In [5]: abs(1+1i) File "<ipython-input-5-b4b3aaaa8901>", line 1 abs(1+1i) ^ SyntaxError: invalid syntax 正确的写法: In [6]: cobj = complex(1,2) # 创建一个复数的对象 In [7]: cobj Out[7]: (1+2j) In [8]: abs(cobj) # 复数 Out[8]: 2.23606797749979
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作者:〖十月狐狸〗