class_alias
(PHP 5 >= 5.3.0, PHP 7)
class_alias — Creates an alias for a class
Description
class_alias ( string $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.
Parameters
-
original
-
The original class.
-
alias
-
The alias name for the class.
-
autoload
-
Whether to autoload if the original class is not found.
Return Values
Returns true
on success or false
on failure.
Examples
Example #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); ?>
The above example will output:
bool(true) bool(false) bool(true) bool(true) bool(true) bool(true) bool(true)
See Also
- get_parent_class() - Retrieves the parent class name for object or class
- is_subclass_of() - Checks if the object has this class as one of its parents or implements it
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Licensed under the Creative Commons Attribution License v3.0 or later.
https://www.php.net/manual/en/function.class-alias.php