python内置函数每日一学 -- abs()
abs(x)
官方文档解释:
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.
详解:
返回数字的绝对值。参数可以是整数或浮点数。如果参数是复数,则返回其大小。
实例:
1 print(abs(-2.88)) # 2.88 2 print(abs(2.88)) # 2.88 3 print(abs(-1)) # 1 4 print(abs(1)) # 1