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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
Descriptionmixed call_user_func_array ( callback function, array param_arr)
Call a user defined function given by
function, with
the parameters in param_arr.
For example:
例子 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));
?>
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See also
call_user_func(),
and information about the callback type
 add a note
User Contributed Notes
call_user_func_array
NOSPAM dot dont dot remove at thekid dot de
23-Jun-2002 07:19
Unified constructors in PHP4:
<?php
class Object {
function Object() {
$args= func_get_args();
call_user_func_array(array(&$this, '__construct'), $args);
}
function __construct($args= NULL) {
var_dump($args);
}
}
class Exception extends Object
{
var
$message;
function
__construct($message) {
$this->message= $message;
parent::__construct();
}
}
class IOException extends
Exception {
}
var_dump(
error_reporting(),
zend_version(),
phpversion()
);
$c= new
IOException('file not found');
echo '===> Result: ';
var_dump($c);
?>
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Function handling
