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<?php class SubObject { static $instances = 0; public $instance; public function __construct() { $this->instance = ++self::$instances; } public function __clone() { $this->instance = ++self::$instances; } } class MyCloneable { public $object1; public $object2; function __clone() { // forza la copia di $this->object1, che altrimenti // punterebbe alla stessa istanza. $this->object1 = clone $this->object1; } /*public function __invoke($object1,$object2) { $this->oject1=$object1; $this->oject2=$object2; } */ } $obj = new MyCloneable(); $obj->object1 = new SubObject(); $obj->object2 = new SubObject(); $obj3 = clone $obj; $obj2=new $obj; $obj2->object1 = new SubObject(); $obj2->object2 = new SubObject(); print("Oggetto originale:\n"); print_r($obj); print("Oggetto originale:\n"); print_r($obj2); print("Oggetto clonato:\n"); print_r($obj3); ?>
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.35, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Oggetto originale: MyCloneable Object ( [object1] => SubObject Object ( [instance] => 1 ) [object2] => SubObject Object ( [instance] => 2 ) ) Oggetto originale: MyCloneable Object ( [object1] => SubObject Object ( [instance] => 4 ) [object2] => SubObject Object ( [instance] => 5 ) ) Oggetto clonato: MyCloneable Object ( [object1] => SubObject Object ( [instance] => 3 ) [object2] => SubObject Object ( [instance] => 2 ) )
Output for 4.4.2 - 4.4.9
<br /> <b>Parse error</b>: syntax error, unexpected T_STATIC, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in <b>/in/iG8CX</b> on line <b>4</b><br />
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1
<br /> <b>Parse error</b>: parse error, unexpected T_STATIC, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in <b>/in/iG8CX</b> on line <b>4</b><br />
Process exited with code 255.
Output for 4.3.2 - 4.3.4
<br /> <b>Parse error</b>: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in <b>/in/iG8CX</b> on line <b>4</b><br />
Process exited with code 255.
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251.18 ms | 401 KiB | 372 Q