&reftitle.constants;
&extension.constants.core;
You may use these constant names in &php.ini; but not outside
of PHP, like in httpd.conf, where you'd
use the bitmask values instead.
Errors and Logging
Value
Constant
Description
1
E_ERROR
(integer)
Fatal run-time errors. These indicate errors that can not be
recovered from, such as a memory allocation problem.
Execution of the script is halted.
2
E_WARNING
(integer)
Run-time warnings (non-fatal errors). Execution of the script is not
halted.
4
E_PARSE
(integer)
Compile-time parse errors. Parse errors should only be generated by
the parser.
8
E_NOTICE
(integer)
Run-time notices. Indicate that the script encountered something that
could indicate an error, but could also happen in the normal course of
running a script.
16
E_CORE_ERROR
(integer)
Fatal errors that occur during PHP's initial startup. This is like an
E_ERROR, except it is generated by the core of PHP.
32
E_CORE_WARNING
(integer)
Warnings (non-fatal errors) that occur during PHP's initial startup.
This is like an E_WARNING, except it is generated
by the core of PHP. PHP 4 only.
64
E_COMPILE_ERROR
(integer)
Fatal compile-time errors. This is like an E_ERROR,
except it is generated by the Zend Scripting Engine. PHP 4 only.
128
E_COMPILE_WARNING
(integer)
Compile-time warnings (non-fatal errors). This is like an
E_WARNING, except it is generated by the Zend
Scripting Engine. PHP 4 only.
256
E_USER_ERROR
(integer)
User-generated error message. This is like an
E_ERROR, except it is generated in PHP code by
using the PHP function trigger_error.
PHP 4 only.
512
E_USER_WARNING
(integer)
User-generated warning message. This is like an
E_WARNING, except it is generated in PHP code by
using the PHP function trigger_error.
PHP 4 only.
1024
E_USER_NOTICE
(integer)
User-generated notice message. This is like an
E_NOTICE, except it is generated in PHP code by
using the PHP function trigger_error.
PHP 4 only.
2047
E_ALL
(integer)
All errors and warnings, as supported.