What are the error log levels in php

The error log levels in php include E_ALL, E_ERROR, E_RECOVERABLE_ERROR, E_WARNING, E_PARSE, E_STRICT, etc.

The operating environment of this article: windows10 system, php 7.3, thinkpad t480 computer.

The error log levels in php are as follows:

• ; E_ALL All errors and warnings (except E_STRICT)

• ; E_ERROR Fatal error. Execution of the script is suspended.

• ; E_RECOVERABLE_ERROR Most fatal errors.

• ; E_WARNING Non-fatal runtime error, just a warning, the execution of the script will not stop.

• ; E_PARSE             Compile-time parsing errors, parsing errors should only be generated by the parser.

• ; E_NOTICE is a reminder generated when the script is running (often caused by some bugs in the scripts we write, such as a certain variable not being defined). This error will not cause the task to be interrupted.

• ; E_STRICT The reminder message generated when the script is running will include some suggested information thrown by php for us to modify.

• ; E_CORE_ERROR A fatal error that occurs after php is started

• ; E_CORE_WARNING A non-fatal error that occurs after php is started, that is Warning message

• ; E_COMPILE_ERROR Fatal error when php is compiled

• ; E_COMPILE_WARNING Warning message when php is compiled

• ; E_USER_ERROR User-generated error

• ; E_USER_WARNING User-generated warning

• ; E_USER_NOTICE User-generated reminder

Tips:

& means and

~ means not

| means or

. For example: error_reporting = E_ALL & ~E_NOTICE means the error level is E_ALL and except E_NOTICE

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