How can the getcwd() function be used to troubleshoot path errors in PHP?

When encountering path errors in PHP, the getcwd() function can be used to retrieve the current working directory. This can help troubleshoot issues related to incorrect file paths or directories. By using getcwd(), you can ensure that the paths you are referencing in your code are correct and point to the intended locations.

$currentDirectory = getcwd();
echo "Current working directory: " . $currentDirectory;