What is the difference between size function usage in numpy (Python) np.size(a1) and a1.size() [duplicate]

Question

i have an array a1 in numpy .when using the size function i have encountered two ways both are giving correct answer, but i dint understand the difference.

below is the code used:

import numpy as np

a1= np.array([1,2,3,4,5,6])

print(a1.size)

print(np.size(a1))

out put is : 6

Thanks in advance

piRSquared · Accepted Answer · 2018-08-31 13:39:15Z

1

There is no difference. a.size is a method call that executes np.prod(a.shape). While np.size(a) returns a.size.

Link to Method Docs
Link to np.size Code

answered Aug 31, 2018 at 13:39

piRSquared

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What is the difference between size function usage in numpy (Python) np.size(a1) and a1.size() [duplicate]

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