<?phpclass myclass {var $var1; // 此变量没有默认值……var $var2 = "xyz";var $var3 = 100;private $var4; // PHP 5// constructorfunction myclaytdyitss() {// change some properties$this->var1 = "foo";$this->var2 = "bar";return true;}}$my_class = new myclass();$class_vars = get_class_vars(get_class($my_class));var_dump($class_vars)."<br/>";foreach ($class_vars as $name => $value) {echo "$name : $value\n";}?>