(PHP 5 >= 5.3.0, PHP 7)
class_alias — 为一锟斤拷锟洁创锟斤拷锟斤拷锟斤拷
$original
, string $alias
[, bool $autoload = TRUE
] ) : bool
锟斤拷锟斤拷锟矫伙拷锟斤拷锟斤拷锟斤拷锟� original 锟斤拷锟斤拷锟斤拷锟斤拷 alias锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷原锟叫碉拷锟斤拷锟斤拷全锟斤拷同锟斤拷
original原锟叫碉拷锟洁。
alias锟斤拷谋锟斤拷锟斤拷锟�
autoload锟斤拷锟皆硷拷锟矫伙拷屑锟斤拷兀锟斤拷欠锟绞癸拷锟斤拷远锟斤拷锟斤拷兀锟絘utoload锟斤拷锟斤拷
锟缴癸拷时锟斤拷锟斤拷 TRUE锟斤拷 锟斤拷锟斤拷锟斤拷失锟斤拷时锟斤拷锟斤拷 FALSE锟斤拷
Example #1 class_alias() 锟斤拷锟斤拷
<?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);
?>
锟斤拷锟斤拷锟斤拷锟教伙拷锟斤拷锟斤拷锟�
bool(true) bool(false) bool(true) bool(true) bool(true) bool(true) bool(true)