PHP面向对象程序设计OOP继承用法入门示例

2018-09-07 17:47

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  本文实例讲述了PHP面向对象程序设计OOP继承用法。分享给大家供大家参考,具体如下:

   <?php class Person { var $name;//protected var $sex; var $age; function __construct($name = , $sex = 男, $age = 22) { $this->name = $name; $this->sex = $sex; $this->age = $age; } function say() { echo $this->name . 在说话<br/>; } function run() { echo 在走路·<br/>; } } class Student extends Person { var $school; function __construct($name = , $sex = 男, $age = 22,$school=) { parent::__construct($name,$sex,$age); $this->school = $school; } function study() { echo $this->name.正在.$this->school.学习<br/>; } } class Teacher extends Student { var $wage; function teaching() { echo $this->name.正在.$this->school.教学,每月工资为.$this->wage.<br/>; } } $teacher1 = new Teacher(kaifu,男,22); $teacher1->school = edu; $teacher1->wage = 4000; $teacher1->say(); $teacher1->study(); $teacher1->teaching(); ?>

  结果:

   kaifu在说话 kaifu正在edu学习 kaifu正在edu教学,每月工资为4000

  更多关于PHP相关内容感兴趣的读者可查看本站专题:《php面向对象程序设计入门教程》、《PHP基本语法入门教程》、《PHP运算与运算符用法总结》、《PHP网络编程技巧总结》、《PHP数组(Array)操作技巧大全》、《php字符串(string)用法总结》、《php+mysql数据库操作入门教程》及《php常见数据库操作技巧汇总》

  希望本文所述对大家PHP程序设计有所帮助。


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