What are the uses of the array_sort function in PHP?

The array_sort function in PHP is used to sort arrays. It can sort the elements in the array by their values or keys, including both ascending and descending order. The array_sort function is used for purposes such as:

1. Sort the values of the array in ascending or descending order.
2. Sort the keys of the array in either ascending or descending order.
3. Sort multi-dimensional arrays based on a specified field.
4. Sort the associative array by key or value.
5. Customize the sorting of an array by defining a custom sorting rule.
6. To perform a multi-level sorting on an array, you can sort by multiple fields.
7. Randomly shuffle the array.
8. Use different sorting algorithms such as quicksort or bubble sort on an array.
9. Remove duplicate elements from the array.
10. Sort the array using a specified sorting algorithm.