How to use absolute values ​​in python

How to use absolute values ​​in python? Here are three methods for finding absolute values:

import math
 
def abs_value1():
    a = float(input('1.请输入一个数字：'))
    if a >= 0:
        a = a
    else:
        a = -a
    print('绝对值为：%f' % a)
 
def abs_value2():
    a = float(input('2.请输入一个数字：'))
    a = abs(a)
    print('绝对值为：%f' % a)
 
def abs_value3():
    a = float(input('3.请输入一个数字：'))
    a = math.fabs(a)
    print('绝对值为：%f' % a)
 
abs_value1()
abs_value2()
abs_value3()

Related recommendations: "Python Video Tutorial"

The results are as follows:

1.请输入一个数字：-1
绝对值为：1.000000
2.请输入一个数字：0
绝对值为：0.000000
3.请输入一个数字：2
绝对值为：2.000000

The above is the detailed content of How to use absolute values ​​in python. For more information, please follow other related articles on the PHP Chinese website!