In this example, we will learn how to go through all the 2-D arrays in a 3-D NumPy array in Python.

### Source Code

```
import numpy as np
n = np.array([[[1, 2], [3, 4]], [[5, 6], [7, 8]]])
for x in n:
print(x)
```

Output:

```
[[1 2]
[3 4]]
[[5 6]
[7 8]]
```