error_reporting 解释

1 E_ERROR

Fatal run-time errors. Errors that can not be recovered from. Execution of the script is halted

2 E_WARNING

Non-fatal run-time errors. Execution of the script is not halted

4 E_PARSE

Compile-time parse errors. Parse errors should only be generated by the parser

8 E_NOTICE

Run-time notices. The script found something that might be an error, but could also happen when running a script normally

16 E_CORE_ERROR

Fatal errors at PHP startup. This is like an E_ERROR in the PHP core

32 E_CORE_WARNING

Non-fatal errors at PHP startup. This is like an E_WARNING in the PHP core

64 E_COMPILE_ERROR

Fatal compile-time errors. This is like an E_ERROR generated by the Zend Scripting Engine

128 E_COMPILE_WARNING

Non-fatal compile-time errors. This is like an E_WARNING generated by the Zend Scripting Engine

256 E_USER_ERROR

Fatal user-generated error. This is like an E_ERROR set by the programmer using the PHP function trigger_error()

512 E_USER_WARNING

Non-fatal user-generated warning. This is like an E_WARNING set by the programmer using the PHP function trigger_error()

1024 E_USER_NOTICE

User-generated notice. This is like an E_NOTICE set by the programmer using the PHP function trigger_error()

2048 E_STRICT

Run-time notices. PHP suggest changes to your code to help interoperability and compatibility of the code

4096 E_RECOVERABLE_ERROR

Catchable fatal error. This is like an E_ERROR but can be caught by a user defined handle (see also set_error_handler())

8191 E_ALL All errors and warnings, except level E_STRICT (E_STRICT will be part of E_ALL as of PHP 6.0)

//禁用错误报告
error_reporting(0);

//报告运行时错误
error_reporting(E_ERROR | E_WARNING | E_PARSE);

//报告所有错误
error_reporting(E_ALL);

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