How can one effectively troubleshoot PHP errors and understand their meanings?

To effectively troubleshoot PHP errors and understand their meanings, start by checking the error message provided by PHP. This message often includes the file and line number where the error occurred, helping you pinpoint the issue. Additionally, reviewing the PHP documentation or searching online for the specific error message can provide valuable insights into the problem.

// Example code snippet to demonstrate error handling in PHP
try {
    // Your PHP code that may cause an error
} catch (Exception $e) {
    echo 'Caught exception: ',  $e->getMessage(), "\n";
}