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Sets the handler called when a server message is raised


sybase_set_message_handler

(PHP 4 >= 4.3.0, PHP 5)

sybase_set_message_handlerSets the handler called when a server message is raised

Description

bool sybase_set_message_handler ( callback $handler [, resource $connection ] )

sybase_set_message_handler() sets a user function to handle messages generated by the server. You may specify the name of a global function, or use an array to specify an object reference and a method name.

Parameters

handler

The handler expects five arguments in the following order: message number, severity, state, line number and description. The first four are integers. The last is a string. If the function returns FALSE, PHP generates an ordinary error message.

connection

Return Values

Returns TRUE on success or FALSE on failure.

Changelog

Version Description
4.3.5 The connection parameter was added.

Examples

Example #1 sybase_set_message_handler() callback function

<?php
    
function msg_handler($msgnumber$severity$state$line$text)
    {
        
var_dump($msgnumber$severity$state$line$text);
    }

    
sybase_set_message_handler('msg_handler');
?>

Example #2 sybase_set_message_handler() callback to a class

<?php
    
class Sybase {
        function 
handler($msgnumber$severity$state$line$text)
        {
            
var_dump($msgnumber$severity$state$line$text);
        }
    }

    
$sybase= new Sybase();
    
sybase_set_message_handler(array($sybase'handler'));
?>

Example #3 sybase_set_message_handler() unhandled messages

<?php
    
// Return FALSE from this function to indicate you can't handle
    // this. The error is printed out as a warning, the way you're used
    // to it if there is no handler installed.
    
function msg_handler($msgnumber$severity$state$line$text)
    {
        if (
257 == $msgnumber) {
            return 
false;
        }
        
var_dump($msgnumber$severity$state$line$text);
    }

    
sybase_set_message_handler('msg_handler');
?>

Notes

Note: This function is only available when using the CT library interface to Sybase, and not with the DB library.


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