How to find absolute value of elements in an array?

Question

I have an array containing some negative values. how can i find the absolute value?

for eg suppose my array is

arr = [-2,-5,0,1,2]

and i want an array

arr_out =[2,5,0,1,2]

You can created new Array from older array and convert negative values to positive https://stackoverflow.com/questions/3854310/how-to-convert-a-negative-number-to-positive — Binit Ghetiya, Jul 12 '18 at 05:10

score 1 · Answer 1 · answered Jul 12 '18 at 04:44

1

Without numpy using list comprehension:

arr = [-2,-5,0,1,2]
arr_out = [abs(i) for i in arr]

print(arr_out)

Output:

[2, 5, 0, 1, 2]

answered Jul 12 '18 at 04:44

Andrej Kesely

score 0 · Answer 2 · answered Jul 12 '18 at 04:38

0

import numpy as np

arr = [-2,-5,0,1,2] 

print("Absolute value: ", np.absolute(arr))

answered Jul 12 '18 at 04:38

sjdm

2 Answers2