Convet As2 to As3

function sina(xml){
if(xml){

ex = this.firstChild.childNodes[0].childNodes[0].firstChild.nodeValue;

ex2= this.firstChild.childNodes[0].childNodes[1].firstChild.nodeValue;

ex3= this.firstChild.childNodes[0].childNodes[2].firstChild.nodeValue;

ex4= this.firstChild.childNodes[0].childNodes[3].firstChild.nodeValue;
names.text= ex;

family.text= ex2;

city.text= ex3;

year.text= ex4;

erorr.text=“flash”;

}

else

erorr.text=“adob”;

}

Tanks