php-manual.net

 
Home | PHP Manual auf Deutsch | PHP Manual in English | PHP manuel le sur le français | Impressum



Call a user function given with an array of parameters
Umgang mit Funktionen
PHP Manual

call_user_func_array

(PHP 4 >= 4.0.4, PHP 5)

call_user_func_array — Call a user function given with an array of parameters

Beschreibung

mixed call_user_func_array ( callback $function , array $param_arr )

Call a user defined function with the parameters in param_arr .

Parameter Liste

function

The function to be called.

param_arr

The parameters to be passed to the function, as an indexed array.

Rückgabewerte

Returns the function result, or FALSE on error.

Beispiele

Example#1 call_user_func_array() example

<?php
function debug($var, $val)
{
    echo "***DEBUGGING\nVARIABLE: $var\nVALUE:";
    if (is_array($val) || is_object($val) || is_resource($val)) {
        print_r($val);
    } else {
        echo "\n$val\n";
    }
    echo "***\n";
}

$c = mysql_connect();
$host = $_SERVER["SERVER_NAME"];

call_user_func_array('debug', array("host", $host));
call_user_func_array('debug', array("c", $c));
call_user_func_array('debug', array("_POST", $_POST));
?>

Anmerkungen

Hinweis: Referenced variables in param_arr are passed to the function by a reference, others are passed by a value. In other words, it does not depend on the function signature whether the parameter is passed by a value or by a reference.

Siehe auch

Umgang mit Funktionen
PHP Manual