<script type="text/javascript">
// var x=function(){
// alert("x");
// }
// x();
// function fn(){
// alert("fn");
// return "100";
// }
// var y=fn;
// fn();
// y();
// var z=fn();
// alert(z);
//alert(y);
function person(name,age){
this.name=name;
this.age=age;
this.address="湖北武汉";
var x=10;
this.say=function(){
alert(this.name+","+this.age);
}
}
var p1=new person("陈起",22);
alert(p1.name+","+p1.address+","+p1.x);
p1.say();
var p2=new person("方艳",22);
p2.address="湖北黄冈";
alert(p2.name+","+p2.address);
alert(typeof p1);
alert(p1 instanceof person);
for(var a in p1){
alert(a+":"+p1[a]);
}
</script>