numpy.ndarray.flatten

method

ndarray.flatten(order='C')

Return a copy of the array collapsed into one dimension.

Parameters:

order{『C』, 『F』, 『A』, 『K』}, optional

『C』 means to flatten in row-major (C-style) order. 『F』 means to flatten in column-major (Fortran- style) order. 『A』 means to flatten in column-major order if a is Fortran contiguous in memory, row-major order otherwise. 『K』 means to flatten a in the order the elements occur in memory. The default is 『C』.

Returns:

yndarray

A copy of the input array, flattened to one dimension.

也參考

ravel

Return a flattened array.

flat

A 1-D flat iterator over the array.

Examples

Try it in your browser!

>>> import numpy as np
>>> a = np.array([[1,2], [3,4]])
>>> a.flatten()
array([1, 2, 3, 4])
>>> a.flatten('F')
array([1, 3, 2, 4])

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