How can error reporting levels in PHP be adjusted to identify and troubleshoot issues more effectively?

To adjust error reporting levels in PHP to identify and troubleshoot issues more effectively, you can use the error_reporting function to set the desired level of error reporting. By setting the error reporting level to E_ALL, you can enable reporting of all errors, warnings, and notices, which can help in identifying and resolving issues in your code.

// Set error reporting level to E_ALL
error_reporting(E_ALL);