js中的继承

来源:互联网 发布:python telnetlib详解 编辑:程序博客网 时间:2024/06/05 15:44
<!DOCTYPE html><html><head lang="en">    <meta charset="UTF-8">    <title></title></head><body><!--继承--> <script>     function Person(){};     Person.prototype.say=function(){         document.write("这是say方法");     }     function Teacher(){};     Teacher.prototype=new Person();     var teacher = new Teacher();     teacher.say(); </script></body></html>

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