Configuring error messages in the face of an object

Whether the error message is displayed:

Display Error: Display_errors=on

Masking error message: Display_errors=off

Display of error message levels:

Error_reporting=e_all (All)

Error_reporting=e_all & ~e_noctice (except for noctice errors are shown)

Exceptions are special errors, exception handling using Try ..... Cath ..... Block.

	constant	description
2	E_warning	A non-fatal run-time error. Script execution is not paused.
8	E_notice	Run-time notice. The script discovers that an error may have occurred, but it may also occur when the script is running correctly.
256	E_user_error	A fatal user-generated error. This is similar to the e_error that programmers use to set the PHP function Trigger_error ().
512	E_user_warning	A non-fatal user-generated warning. This is similar to the e_warning that programmers use to set the PHP function Trigger_error ().
1024	E_user_notice	User-generated notifications. This is similar to the e_notice that programmers use to set the PHP function Trigger_error ().
4096	E_recoverable_error	A fatal error that can be caught. Similar to E_error, but can be captured by user-defined handlers. (see Set_error_handler ())
8191	E_all	All errors and warnings, except level e_strict. (In PHP 6.0,e_strict is part of E_all)

Configuring error messages in the face of an object