numpy.ndarray.nbytes() 方法 | Python

numpy.ndarray.nbytes()函数返回数组元素消耗的总字节数。

Syntax : numpy.ndarray.nbytes(arr)

Parameters :
arr : [array_like] Input array.

Return : [int] Total bytes consumed by the elements of the array.

代码#1：

# Python program explaining
# numpy.ndarray.nbytes() function
  
# importing numpy as geek 
import numpy as geek
  
arr = geek.zeros((1, 2, 3), dtype = geek.complex128)
  
gfg = arr.nbytes
  
print (gfg)

输出 ：

96

代码#2：

# Python program explaining
# numpy.ndarray.nbytes() function
  
# importing numpy as geek 
import numpy as geek
  
arr = geek.random.rand(10000, 50)
  
gfg = arr.nbytes
  
print (gfg)

输出 ：

4000000