PHP custom error handling usage example_PHP tutorial-PHP Tutorial-php.cn

PHP custom error handling usage example_PHP tutorial

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Release： 2016-07-13 10:01:14

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PHP custom error handling usage examples

This article mainly introduces the usage of PHP custom error handling. The example analyzes PHP’s error handling skills through custom functions. It needs Friends can refer to it

The example in this article describes the usage of PHP custom error handling. Share it with everyone for your reference. The details are as follows:

error_reporting(E_ALL);

function ErrHandler($errorno, $errorstr, $errorfile, $errorline)

{

$display = true;

$notify = false;

$halt_script = false;

$error_msg = "
The $errorno error is occurring at $errorline in

$errorfile
";

switch($errorno)

{

case E_USER_NOTICE:

case E_NOTICE:

$halt_script = false;

$notify = true;

$label = "Notice";

break;

case E_USER_WARNING:

case E_WARNING:

$halt_script = false;

$notify = true;

$label = "Warning";

break;

case E_USER_ERROR:

case E_ERROR:

$label = "Fatal Error";

$notify=true;

$halt_script = false;

break;

case E_PARSE:

$label = "Parse Error";

$notify=true;

$halt_script = true;

break;

default:

$label = "Unknown Error";

break;

}

if($notify)

{

$msg = $label . $error_msg;

echo $msg;

}

if($halt_script) exit -1;

}

$error_handler = set_error_handler("ErrHandler");

echo "

Using Custom Error Handler

trigger_error("
Error caused by E_USER_NOTICE
", E_USER_NOTICE);

trigger_error("
Error caused by E_USER_WARNING
", E_USER_WARNING);

trigger_error("
Error caused by E_USER_ERROR
", E_USER_ERROR);

trigger_error("
Error caused by E_PARSE
", E_PARSE);

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The $errorno error is occurring at $errorline in $errorfile
"; switch($errorno) { case E_USER_NOTICE: case E_NOTICE: $halt_script = false; $notify = true; $label = "Notice"; break; case E_USER_WARNING: case E_WARNING: $halt_script = false; $notify = true; $label = "Warning"; break; case E_USER_ERROR: case E_ERROR: $label = "Fatal Error"; $notify=true; $halt_script = false; break; case E_PARSE: $label = "Parse Error"; $notify=true; $halt_script = true; break; default: $label = "Unknown Error"; break; } if($notify) { $msg = $label . $error_msg; echo $msg; } if($halt_script) exit -1; } $error_handler = set_error_handler("ErrHandler"); echo "

Using Custom Error Handler

"; trigger_error("
Error caused by E_USER_NOTICE
", E_USER_NOTICE); trigger_error("
Error caused by E_USER_WARNING
", E_USER_WARNING); trigger_error("
Error caused by E_USER_ERROR
", E_USER_ERROR); trigger_error("
Error caused by E_PARSE
", E_PARSE); ?>

I hope this article will be helpful to everyone’s PHP programming design.