<?php class Person { private $name; private $age; private $id;
function __construct( $name, $age ) { $this->name = $name; $this->age = $age; }
function setId( $id ) { $this->id = $id; } function __clone() { $this->id = 0; } }
$p = new Person("A",10); print get_class( $p );
if ( get_class( $p ) == 'Person' ) { print "$p is a Person objectn"; }
?>
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