public $salary = 6720.12; public $info = array('a' => 1, 'b' => 2, 'c' => 3); // 方法 function say($sth) { echo $this->name, '说', $sth, '<br/>'; } function study($subject) { echo $this->name, '在学习', $subject, '<br/>'; } function sleep() { echo $this->name, '在睡觉', '<br/>'; } } // 创建对象 $p1 = new person(); $p1->name = '张三'; $p1->study('面向PHP对象'); // print_r($p1); // 创建对象 $p2 = new person(); $p2->name = '李四'; $p2->say('hello world'); // print_r($p2); // 创建对象 $p3 = new person(); $p3->name = '赵五'; $p3->sleep(); // print_r($p3);