Objects

Question

//creating an objects using the OBJECT CONSTRUCTOR FUNCTION for mutiple objects:
function student(name,age,classRoom)
{ this.name=name;
this.age=age;
this.classR=classRoom;
//define the function INSIDE of the constructor function:
this.changeName=function(stName){this.name=stName;}
this.changeAge=function(stAge){this.age=stAge;}
//define the function OUTSIDE of the constructor function:
this.yearOfBirth=bornYear;
}
function bornYear(){return 2016-this.age;}
var st1Obj=new student("Abdullah",47,"ClassA");
var st2Obj=new student("Abdulaziz",19,"ClassB");
st1Obj.changeName("Abdumalak");
st1Obj.changeAge(11);
document.write("Name: ",st1Obj.name," ,Birth Year: ",st1Obj.yearOfBirth(),", Age: ",st1Obj.age,", Class room: ",st1Obj.classR,"<br/>");
document.write("Name: ",st2Obj.name," ,Birth Year: ",st2Obj.yearOfBirth(),", Age: ",st2Obj.age,", Class room: ",st2Obj.classR,"<br/>");

Answer 1

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