(PHP 5 >= 5.3.0, PHP 7)
class_alias — Creates an alias for a class
$original
, string $alias
[, bool $autoload
= TRUE
] ) : bool
Creates an alias named alias
based on the user defined class original
.
The aliased class is exactly the same as the original class.
original
The original class.
alias
The alias name for the class.
autoload
Whether to autoload if the original class is not found.
Gibt bei Erfolg TRUE
zurück. Im Fehlerfall wird FALSE
zurückgegeben.
Beispiel #1 class_alias() example
<?php
class foo { }
class_alias('foo', 'bar');
$a = new foo;
$b = new bar;
// the objects are the same
var_dump($a == $b, $a === $b);
var_dump($a instanceof $b);
// the classes are the same
var_dump($a instanceof foo);
var_dump($a instanceof bar);
var_dump($b instanceof foo);
var_dump($b instanceof bar);
?>
Das oben gezeigte Beispiel erzeugt folgende Ausgabe:
bool(true) bool(false) bool(true) bool(true) bool(true) bool(true) bool(true)