How can PHP developers effectively handle differences between two arrays with varying data structures?

When dealing with two arrays with varying data structures, PHP developers can effectively handle the differences by using functions like `array_diff_assoc()` and `array_merge_recursive()` to compare and merge the arrays. These functions allow developers to identify the differing elements in the arrays and combine them in a way that accommodates the varying data structures.

$array1 = ['a' => 1, 'b' => 2, 'c' => 3];
$array2 = ['a' => 1, 'b' => 4, 'd' => 5];

// Find the differences between the two arrays
$diff = array_diff_assoc($array1, $array2);

// Merge the arrays, combining the differing elements
$merged = array_merge_recursive($array1, $array2);

print_r($diff);
print_r($merged);