How can the var_dump() function be useful in troubleshooting sorting issues in PHP?

In troubleshooting sorting issues in PHP, the var_dump() function can be useful to inspect the contents of an array before and after sorting to identify any unexpected values or inconsistencies. This can help pinpoint where the sorting issue may be occurring, such as incorrect data types or unexpected values.

// Example code snippet demonstrating the use of var_dump() in troubleshooting sorting issues

// Original array
$data = [3, 1, '2', 4, '5'];

// Display original array contents
var_dump($data);

// Sort the array
sort($data);

// Display sorted array contents
var_dump($data);