PHP Errors and exception handling

1. Error Reporting level:

Error e_error;

Warning E_warning

Note E_notice

Configuration in the 2.php.ini

error_reporting=; Error hints

The general settings are:
error_reporting = E_all & ~e_notice; All errors are displayed except the prompt ...

display_errors=; Error Reporting

On off off

error_log=; Errors are written to the log;

Error_log =/www/logs/php_error.log

PHP Program Control:

Ini_set ("error_reporting", "E_all & ~e_notice"); ===== error_reporting (E_all & ~e_notice);

Ini_set ("Display_error", "off");

Ini_set ("Error_log", "/www/logs/php_error.log");! =error_log ("Output error message");

Ini_get ("error_reporting");

　　　　

error_reporting (e_all & ~e_notice); Ini_set ("Display_errors", "Off"); Ini_set ("Error_log", "E:/wamp/www/smarhou/phpfile/php_error.log"); Error_log ("qwerqw4423452345");