JavaScript DHTML/Object Oriented/isPrototypeOf

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"isPrototypeOf()" Example

   <source lang="html4strict">

<html> <body> <script language="javascript"> function Object(firstName, lastName){ 

  this.firstName = firstName;
  this.lastName = lastName;

} function function1(){ 

  myObject.age = 34;
  alert(myObject.age());

} function function2(){ 

  myObject.favoriteColor = "Blue";
  alert(myObject.favoriteColor);

} var myObject = new Object("first name", "last name"); </script> <button onclick="function2();">Add property</button> <button onclick="function1();">Add method</button> <button onclick="alert(myObject.constructor);">Constructor</button> <button onclick="alert(myObject.isPrototypeOf(myObject));">PrototypeOf</button> <button onclick="alert(myObject.hasOwnProperty("lastName"));">HasProperty</button> </body> </html> 


     </source>
Источник — «http://wbex.ru/index.php?title=JavaScript_DHTML/Object_Oriented/isPrototypeOf&oldid=3531»