name;echo "
"; $computer3=new Computer(); echo $computer3->name;echo "
"; $computer3->name="大亮"; echo '$computer3->name:'.$computer3->name;echo "
"; echo '$computer2->name:'.$computer2->name;echo "
"; echo "
"; //相连实例，即 用等于号来开辟一个新的实例，此时两个实例共同指向一个内存地址，一损俱损，一荣俱荣 $computer4=new Computer(); echo '$computer4->name:'.$computer4->name;echo "
"; $computer5=$computer4; echo '$computer5->name:'.$computer5->name;echo "
"; $computer4->name="大亮"; echo '$computer4->name:'.$computer4->name;echo "
"; echo '$computer5->name:'.$computer5->name;echo "
"; echo "
"; //克隆__clone,克隆的新实例和被克隆的实例是两个相互独立的个体，虽然属性值相同，但是属性存放的地址不同，所以克隆后你我生死无关 $computer6=new Computer(); echo '$computer6->name:'.$computer6->name;echo "
"; $computer7=clone $computer6; echo '$computer7->name:'.$computer7->name;echo "
"; $computer6->name="克隆"; echo '$computer6->name:'.$computer6->name;echo "
"; echo '$computer7->name:'.$computer7->name;echo "
";
Computer.class.php
"; print_r($argsList); echo ""; } private function __toString(){ //当用户输出不存在的字符串时候，该方法自动调用 比如echo 对象名 echo "我是对象的字符串！"; } }
以上就是小编为大家带来的PHP魔术方法以及关于独立实例与相连实例的全面讲解全部内容了，希望大家多多支持考高分网~
