numpy.ndarray.ndim() 方法 | Python

numpy.ndarray.ndim()函数返回数组的维数。

Syntax : numpy.ndarray.ndim(arr)

Parameters :
arr : [array_like] Input array. If it is not already an ndarray, a conversion is attempted.

Return : [int] Return the number of dimensions in arr.

代码#1：

# Python program explaining
# numpy.ndarray.ndim() function
  
# importing numpy as geek 
import numpy as geek
  
arr = geek.array([1, 2, 3, 4])
  
gfg = arr.ndim
  
print (gfg)

输出 ：

1

代码#2：

# Python program explaining
# numpy.ndarray.ndim() function
  
# importing numpy as geek 
import numpy as geek
  
arr = [[1, 2, 3], [4, 5, 6]]
  
gfg = geek.ndim(arr)
  
print (gfg)

输出 ：

2