编辑下面的代码:【加编码】
<html> <body> <script> function person(firstname,lastname,age,eyecolor) { this.firstname=firstname; this.lastname=lastname; this.age=age; this.eyecolor=eyecolor; } myFather=new person("John","Doe",50,"blue"); document.write(myFather.firstname + " is " + myFather.age + " years old."); </script> </body> </html>
结果: 【此窗口】 帮助?
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