nbsp;.= "<pre>" . print_r($vars, 1) . "</pre>"; $headers = ''Content-type: text/html; charset=iso-8859-1'' . "\r\n"; // Email the error to someone... error_log($email, 1, ''you@youremail.com'', $headers); // Make sure that you decide how to respond to errors (on the user''s side) // Either echo an error message, or kill the entire project. Up to you... // The code below ensures that we only "die" if the error was more than // just a NOTICE. if ( ($number !== E_NOTICE) && ($number < 2048) ) { die("There was an error. Please try again later."); } } // We should use our custom function to handle errors. set_error_handler(''nettuts_error_handler''); // Trigger an error... (var doesn''t exist) echo $somevarthatdoesnotexist; 原文:http://www.oschina.net/question/28_36708