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Js建立對象與建構函式的繼承關係
1 <!DOCTYPE html> 2 <html> 3 <head> 4 <meta charset="UTF-8"> 5 <title>Insert title here</title> 6 <script type="text/javascript"> 7 window.onload = function(){ 8 function Super(){ 9 this.s=‘歲‘;10 this.f=function(){11 return ‘歲‘;12 }13 }14 function Person() {15 Super.call(this)16 this.name=‘張三‘;17 this.chinese=‘98‘;18 this.math=‘80‘;19 }20 function Student(){21 Person.call(this);22 this.age=25;23 this.info=function(){24 return ‘姓名：‘+this.name+‘<br>語文：‘+this.chinese+‘<br>數學：‘+this.math+‘<br>年齡：‘+this.age+this.f()25 }26 }27 document.getElementById(‘info‘).innerHTML=new Student().info();28 }29 </script>30 </head>31 <body>32 <p id="info"></p>33 </body>34 </html>
Js建立對象
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