案例：JavaScript案例     状态：可编辑再运行    进入竖版
 运行结果　
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<!DOCTYPE html>
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<html>
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<body>
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​
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<script>
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function person(firstname,lastname,age,eyecolor)
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{
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this.firstname=firstname;
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this.lastname=lastname;
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this.age=age;
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this.eyecolor=eyecolor;
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}
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​
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myFather=new person("Bill","Gates",56,"blue");
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​
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document.write(myFather.firstname + " is " + myFather.age + " years old.");
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</script>
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​
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</body>
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</html>
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​