对象支持可变吗？
如题：对象支持可变吗？
------解决方案--------------------
对象支持可变
------解决方案--------------------
可变变量是这么用得吗？
class obj{<br />
public $test='测试';<br />
}<br />
<br />
$obj2=new obj;<br />
$obj3="obj2";<br />
var_dump($$obj3->test); string(4) "测试"
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