# Python NumPy apply_along_axis() Function Example

Python NumPy apply_along_axis() is an inbuilt NumPy function that is used to apply a function to 1D slices along the given axis of an nd-array.

Python NumPy apply_along_axis() is an inbuilt NumPy function that is used to apply a function to 1D slices along the given axis of an nd-array. The apply_along_axis() function helps us to apply a required function to 1D slices of the given array.

### Python NumPy apply_along_axis()

The apply_along_axis() function is used to apply the function to 1-D slices along the given axis. Execute func1d(a, *args) where func1d operates on 1-D arrays, and a is the 1-D slice of arr along the axis.

#### Syntax

``numpy.apply_along_axis(1d_func, axis, array, *args, **kwargs)``

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