PHP - Function error_reporting()


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Syntax

int error_reporting ( [int $level] );

Definition and Usage

The error_reporting() function sets the error_reporting directive at runtime. PHP has many levels of errors, using this function sets that level for the duration (runtime) of your script.

Parameters

Sr.No Parameter & Description
1

level(Optional)

It specifies the error report level for the current script. Value number and constant name are accepted.

Report levels

Value Constant Description PHP
1 E_ERROR Fatal run-time errors. Errors that cannot 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 4
32 E_CORE_WARNING Non-fatal errors at PHP startup. This is like an E_WARNING in the PHP core 4
64 E_COMPILE_ERROR Fatal compile-time errors. This is like an E_ERROR generated by the Zend Scripting Engine 4
128 E_COMPILE_WARNING Non-fatal compile-time errors. This is like an E_WARNING generated by the Zend Scripting Engine 4
256 E_USER_ERROR Fatal user-generated error. This is like an E_ERROR set by the programmer using the PHP function trigger_error() 4
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() 4
1024 E_USER_NOTICE User-generated notice. This is like an E_NOTICE set by the programmer using the PHP function trigger_error() 4
2048 E_STRICT Run-time notices. PHP suggest changes to your code to help interoperability and compatibility of the code 5
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()) 5
8191 E_ALL All errors and warnings, except of level E_STRICT 5

Return Value

It returns the old error_reporting level.

Example

Following is the usage of this function −

<?php
   error_reporting(0);
   error_reporting(E_ALL);
?> 

php_function_reference.htm

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